Khan Academy Class 7 (NCERT) Math Videos and Exercises

Math Videos:

Integers
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:integers#x939d838e80cf9307:integers

Adding numbers with different signs
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:integers/x939d838e80cf9307:addition-and-subtraction-of-integers/v/adding-integers-with-different-signs
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:integers/x9d0fef5e99ba192f:addition-and-subtraction-of-integers-recap/v/adding-numbers-with-different-signs-hindi-class-6-india-khan-academy

Multiplying positive & negative numbers
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:integers/x939d838e80cf9307:multiplication-of-integers/v/multiplying-positive-and-negative-numbers
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:integers/x9d0fef5e99ba192f:multiplication-of-integers/v/multiplying-positive-negative-numbers-hindi

Why a negative times a negative makes sense
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:integers/x939d838e80cf9307:multiplication-of-integers/v/why-a-negative-times-a-negative-makes-intuitive-sense
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:integers/x9d0fef5e99ba192f:multiplication-of-integers/v/why-negative-times-negative-makes-sense-hindi

Why a negative times a negative is a positive
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:integers/x939d838e80cf9307:multiplication-of-integers/v/why-a-negative-times-a-negative-is-a-positive
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:integers/x9d0fef5e99ba192f:multiplication-of-integers/v/why-a-negative-times-a-negative-is-a-positive-hindi

Dividing positive and negative numbers
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:integers/x939d838e80cf9307:division-of-integers/v/dividing-positive-and-negative-numbers
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:integers/x9d0fef5e99ba192f:division-of-integers/v/dividing-positive-and-negative-numbers-hindi

Interpreting multiplication & division of negative numbers
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:integers/x939d838e80cf9307:integers-word-problems/v/interpreting-multiplicationa-and-division-of-negative-numbers

Fractions and decimals
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:fractions-and-decimals#x939d838e80cf9307:fractions-and-decimals

Adding fractions with like denominators
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:fractions-and-decimals/x939d838e80cf9307:fractions-recap/v/adding-fractions-with-like-denominators
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:fractions-and-decimals/x9d0fef5e99ba192f:fractions-recap/v/adding-fractions-with-like-denominators-hindi

Subtracting fractions with like denominators
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:fractions-and-decimals/x939d838e80cf9307:fractions-recap/v/subtracting-fractions
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:fractions-and-decimals/x9d0fef5e99ba192f:fractions-recap/v/subtracting-fractions-with-like-denominators-hindi

Intro to multiplying 2 fractions
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:fractions-and-decimals/x939d838e80cf9307:multiplying-fractions/v/multiplying-a-fraction-by-a-fraction
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:fractions-and-decimals/x9d0fef5e99ba192f:multiplying-fractions/v/intro-to-multiplying-2-fractions-hindi

Multiplying 2 fractions: number line
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:fractions-and-decimals/x939d838e80cf9307:multiplying-fractions/v/concept-fraction-mult-number-line
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:fractions-and-decimals/x9d0fef5e99ba192f:multiplying-fractions/v/multiplying-2-fractions-number-line-hindi

Understanding division of fractions
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:fractions-and-decimals/x939d838e80cf9307:dividing-fractions/v/conceptual-understanding-of-dividing-fractions-by-fractions
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:fractions-and-decimals/x9d0fef5e99ba192f:dividing-fractions/v/understanding-division-of-fractions-hindi

Multiplying fractions word problem: laundry
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:fractions-and-decimals/x939d838e80cf9307:fractions-word-problems/v/multiplying-fractions-word-problem-4
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:fractions-and-decimals/x9d0fef5e99ba192f:fractions-word-problems/v/multiplying-fractions-word-problem-laundry-hindi

Dividing fractions by whole numbers: studying
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:fractions-and-decimals/x939d838e80cf9307:fractions-word-problems/v/dividing-a-fraction-by-a-whole-number-word-problem

Visual understanding of regrouping decimals
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:fractions-and-decimals/x939d838e80cf9307:decimals-recap/v/visual-understanding-of-regrouping-decimals

Adding & subtracting decimals word problem
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:fractions-and-decimals/x939d838e80cf9307:decimals-recap/v/subtracting-decimals-word-problem
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:fractions-and-decimals/x9d0fef5e99ba192f:decimals-recap/v/adding-subtracting-decimals-word-problem-hindi

Intro to multiplying decimals
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:fractions-and-decimals/x939d838e80cf9307:multiplying-decimals/v/intro-to-multiplying-decimals
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:fractions-and-decimals/x9d0fef5e99ba192f:multiplying-decimals/v/intro-to-multiplying-decimals-hindi

Multiplying challenging decimals
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:fractions-and-decimals/x939d838e80cf9307:multiplying-decimals/v/more-involved-multiplying-decimals-example
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:fractions-and-decimals/x9d0fef5e99ba192f:multiplying-decimals/v/multiplying-challenging-decimals-hindi

Dividing decimals with hundredths
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:fractions-and-decimals/x939d838e80cf9307:dividing-decimals/v/dividing-decimals-with-hundredths
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:fractions-and-decimals/x9d0fef5e99ba192f:dividing-decimals/v/dividing-decimals-with-hundredths-hindi

Dividing by a multi-digit decimal
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:fractions-and-decimals/x939d838e80cf9307:dividing-decimals/v/dividing-decimals
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:fractions-and-decimals/x9d0fef5e99ba192f:dividing-decimals/v/dividing-by-a-multi-digit-decimal-hindi

Data handling
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:data-handling#x939d838e80cf9307:data-handling

Statistics intro: Mean, median, & mode
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:data-handling/x939d838e80cf9307:untitled-lesson-858/v/statistics-intro-mean-median-and-mode
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:data-handling/x9d0fef5e99ba192f:mean-median-mode-range/v/statistics-intro-mean-median-mode-hindi

Mean, median, & mode example
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:data-handling/x939d838e80cf9307:untitled-lesson-858/v/mean-median-and-mode
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:data-handling/x9d0fef5e99ba192f:mean-median-mode-range/v/mean-median-mode-example-hindi

Reading bar charts: comparing two sets of data
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:data-handling/x939d838e80cf9307:use-of-bar-graphs/v/reading-bar-charts-2
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:data-handling/x9d0fef5e99ba192f:use-of-bar-graphs/v/reading-bar-graphs-bikes-hindi

Reading bar charts: putting it together with central tendency
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:data-handling/x939d838e80cf9307:use-of-bar-graphs/v/reading-bar-charts-3
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:data-handling/x9d0fef5e99ba192f:use-of-bar-graphs/v/reading-bar-graphs-dog-bones-hindi

Simple probability: yellow marble
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:data-handling/x939d838e80cf9307:probability/v/simple-probability
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:data-handling/x9d0fef5e99ba192f:probability/v/simple-probability-yellow-marble-hindi

Simple probability: non-blue marble
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:data-handling/x939d838e80cf9307:probability/v/probability-1-module-examples
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:data-handling/x9d0fef5e99ba192f:probability/v/simple-probability-non-blue-marble-hindi

Simple equations
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:simple-equations#x939d838e80cf9307:simple-equations

Writing expressions with variables
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:simple-equations/x939d838e80cf9307:setting-up-an-equation/v/writing-expressions-1
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:simple-equations/x9d0fef5e99ba192f:setting-up-an-equation-recap/v/writing-expressions-with-variables-hindi

Testing solutions to equations
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:simple-equations/x939d838e80cf9307:setting-up-an-equation/v/testing-solutions-to-equation

One-step subtraction equations
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:simple-equations/x939d838e80cf9307:solving-an-equation/v/solving-one-step-equations
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:simple-equations/x9d0fef5e99ba192f:solving-an-equation/v/one-step-subtraction-equations-hindi

One-step addition & subtraction equations: fractions & decimals
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:simple-equations/x939d838e80cf9307:solving-an-equation/v/examples-of-one-step-equations-with-fractions-and-decimals
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:simple-equations/x9d0fef5e99ba192f:solving-an-equation/v/one-step-addition-subtraction-equations-hindi

One-step multiplication & division equations: fractions & decimals
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:simple-equations/x939d838e80cf9307:solving-an-equation/v/one-step-multiplication-and-division-equations-with-fractions
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:simple-equations/x9d0fef5e99ba192f:solving-an-equation/v/one-step-multiply-divide-equations-fractions-decimals-hindi

Worked example: two-step equations
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:simple-equations/x939d838e80cf9307:more-equations/v/solving-equations-1
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:simple-equations/x9d0fef5e99ba192f:more-equations/v/worked-example-two-step-equations-hindi

Two-step equations with decimals and fractions
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:simple-equations/x939d838e80cf9307:more-equations/v/two-step-equations-with-decimals-and-fractions

Two-step equation word problem: computers
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:simple-equations/x939d838e80cf9307:linear-equations-word-problems/v/basic-linear-equation-word-problem
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:simple-equations/x9d0fef5e99ba192f:linear-equations-word-problems/v/two-step-equation-word-problem-computers-hindi

Two-step equation word problem: garden
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:simple-equations/x939d838e80cf9307:linear-equations-word-problems/v/application-problems-with-equation-in-one-variable
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:simple-equations/x9d0fef5e99ba192f:linear-equations-word-problems/v/two-step-equation-word-problem-garden-hindi

Lines and angles
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:lines-and-angles#x939d838e80cf9307:lines-and-angles

Complementary & supplementary angles
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:lines-and-angles/x939d838e80cf9307:related-angles/v/complementary-and-supplementary-angles
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:lines-and-angles/x9d0fef5e99ba192f:related-angles/v/complementary-supplementary-angles-hindi

Vertical angles
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:lines-and-angles/x939d838e80cf9307:related-angles/v/angles-at-the-intersection-of-two-lines
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:lines-and-angles/x9d0fef5e99ba192f:related-angles/v/vertical-angles-hindi

Angles, parallel lines, & transversals
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:lines-and-angles/x939d838e80cf9307:pair-of-lines/v/angles-formed-by-parallel-lines-and-transversals
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:lines-and-angles/x9d0fef5e99ba192f:pair-of-lines/v/angles-parallel-lines-transversals-hindi

Missing angles with a transversal
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:lines-and-angles/x939d838e80cf9307:pair-of-lines/v/figuring-out-angles-between-transversal-and-parallel-lines
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:lines-and-angles/x9d0fef5e99ba192f:pair-of-lines/v/missing-angles-with-a-transversal-hindi

The triangle and its properties
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:the-triangle-and-its-properties#x939d838e80cf9307:the-triangle-and-its-properties

Intro to medians of a triangle
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:the-triangle-and-its-properties/x939d838e80cf9307:medians-and-altitudes/v/intro-to-medians-of-a-triangle-class-7-india-math-khan-academy

Triangle exterior angle example
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:the-triangle-and-its-properties/x939d838e80cf9307:exterior-angle-property/v/triangle-angle-example-1
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:the-triangle-and-its-properties/x9d0fef5e99ba192f:exterior-angle-property/v/triangle-exterior-angle-example-hindi

Angles in a triangle sum to 180° proof
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:the-triangle-and-its-properties/x939d838e80cf9307:angle-sum-property/v/proof-sum-of-measures-of-angles-in-a-triangle-are-180
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:the-triangle-and-its-properties/x9d0fef5e99ba192f:angle-sum-property/v/angles-in-a-triangle-sum-to-180-proof-hindi

Worked example: Triangle angles (intersecting lines)
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:the-triangle-and-its-properties/x939d838e80cf9307:angle-sum-property/v/triangle-angle-example-2
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:the-triangle-and-its-properties/x9d0fef5e99ba192f:angle-sum-property/v/worked-example-triangle-angles-intersecting-lines-hindi

Finding angles in isosceles triangles (example 2)
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:the-triangle-and-its-properties/x939d838e80cf9307:two-special-triangles-equilateral-and-isosceles/v/example-involving-an-isosceles-triangle-and-parallel-lines
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:the-triangle-and-its-properties/x9d0fef5e99ba192f:two-special-triangles-equilateral-and-isosceles/v/example-involving-an-isosceles-triangle-and-parallel-lines

Triangle inequality theorem
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:the-triangle-and-its-properties/x939d838e80cf9307:sum-of-the-lengths-of-two-sides/v/triangle-inqequality-theorem
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:the-triangle-and-its-properties/x9d0fef5e99ba192f:sum-of-the-lengths-of-two-sides/v/triangle-inequality-theorem-hindi

Intro to the Pythagorean theorem
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:the-triangle-and-its-properties/x939d838e80cf9307:pythagoras-theorem/v/the-pythagorean-theorem
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:the-triangle-and-its-properties/x9d0fef5e99ba192f:pythagoras-theorem/v/intro-to-the-pythagoras-theorem-hindi

Pythagorean theorem example
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:the-triangle-and-its-properties/x939d838e80cf9307:pythagoras-theorem/v/pythagorean-theorem-2
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:the-triangle-and-its-properties/x9d0fef5e99ba192f:pythagoras-theorem/v/pythagorean-theorem-example-hindi

Congruence of triangles
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:congruence-of-triangles#x939d838e80cf9307:congruence-of-triangles

Congruent triangles & the SSS postulate/criterion
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:congruence-of-triangles/x939d838e80cf9307:untitled-935/v/congruent-triangles-and-sss
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:congruence-of-triangles/x9d0fef5e99ba192f:untitled-456/v/determining-congruent-triangle-hindi

Triangle congruence postulates/criteria
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:congruence-of-triangles/x939d838e80cf9307:criteria-for-congruence-of-triangles/v/other-triangle-congruence-postulates
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:congruence-of-triangles/x9d0fef5e99ba192f:criteria-for-congruence-of-triangles/v/triangle-congruence-postulatescriteria-hindi

Why SSA isn't a congruence postulate/criterion
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:congruence-of-triangles/x939d838e80cf9307:criteria-for-congruence-of-triangles/v/more-on-why-ssa-is-not-a-postulate
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:congruence-of-triangles/x9d0fef5e99ba192f:criteria-for-congruence-of-triangles/v/why-ssa-isnt-a-congruence-criterion-hindi

Comparing quantities
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:comparing-quantities#x939d838e80cf9307:comparing-quantities

Equivalent ratio word problems
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:comparing-quantities/x939d838e80cf9307:ratios-recap/v/ratio-word-problem-examples

The meaning of percent
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:comparing-quantities/x939d838e80cf9307:meaning-of-percentage/v/describing-the-meaning-of-percent

Finding a percent
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:comparing-quantities/x939d838e80cf9307:meaning-of-percentage/v/finding-percentages-example

Percent word problem: 78 is 15% of what number?
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:comparing-quantities/x939d838e80cf9307:meaning-of-percentage/v/solving-percent-problems-3

Fraction, decimal, and percent from visual model
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:comparing-quantities/x939d838e80cf9307:percentage-conversions/v/fraction-decimal-and-percent-from-visual-model

Converting decimals to percents: 0.601
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:comparing-quantities/x939d838e80cf9307:percentage-conversions/v/converting-decimals-to-percents-ex-1

Converting percents to decimals & fractions example
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:comparing-quantities/x939d838e80cf9307:percentage-conversions/v/representing-a-number-as-a-decimal-percent-and-fraction

Percent word problem: penguins
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:comparing-quantities/x939d838e80cf9307:percentage-word-problems/v/percent-word-problems-1-example-2

Percent word problem: magic club
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:comparing-quantities/x939d838e80cf9307:percentage-word-problems/v/percent-word-problem-examples

Intro to profit and loss
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:comparing-quantities/x939d838e80cf9307:profit-or-loss-as-a-percentage/v/intro-to-profit-and-loss-comparing-quantities-class-7-india-math-khan-academy

Finding profit percent
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:comparing-quantities/x939d838e80cf9307:profit-or-loss-as-a-percentage/v/finding-profit-percent-comparing-quantities-class-7-india-math-khan-academy

Intro to simple interest
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:comparing-quantities/x939d838e80cf9307:simple-interest/v/intro-to-simple-interest-comparing-quantities-class-7-india-math-khan-academy

Finding simple interest for one year
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:comparing-quantities/x939d838e80cf9307:simple-interest/v/finding-simple-interest-for-one-year-comparing-quantities-class-7-india-khan-academy

Finding simple interest for many years
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:comparing-quantities/x939d838e80cf9307:simple-interest/v/finding-simple-interest-for-many-years-comparing-quantities-class-7-india-khan-academy

Rational numbers
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:rational-numbers#x939d838e80cf9307:rational-numbers

Intro to rational & irrational numbers
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:rational-numbers/x939d838e80cf9307:what-are-rational-numbers/v/introduction-to-rational-and-irrational-numbers
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:rational-numbers/x9d0fef5e99ba192f:what-are-rational-numbers/v/intro-to-rational-irrational-numbers-hindi

Ordering rational numbers
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:rational-numbers/x939d838e80cf9307:comparison-of-rational-numbers/v/ordering-rational-numbers

Perimeter and area
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:perimeter-and-area#x939d838e80cf9307:perimeter-and-area

Area & perimeter word problem: dog pen
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:perimeter-and-area/x939d838e80cf9307:squares-and-rectangles/v/width-from-perimeter
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:perimeter-and-area/x9d0fef5e99ba192f:squares-and-rectangles/v/area-and-perimeter-word-problem-luckys-farm-hindi

Comparing areas word problem
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:perimeter-and-area/x939d838e80cf9307:squares-and-rectangles/v/comparing-area
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:perimeter-and-area/x9d0fef5e99ba192f:squares-and-rectangles/v/comparing-areas-word-problem-hindi

Area of a parallelogram
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:perimeter-and-area/x939d838e80cf9307:area-of-a-parallelogram/v/intuition-for-area-of-a-parallelogram
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:perimeter-and-area/x9d0fef5e99ba192f:area-of-a-parallelogram/v/area-of-parallelogram-hindi

Finding height of a parallelogram
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:perimeter-and-area/x939d838e80cf9307:area-of-a-parallelogram/v/finding-height-of-a-parallelogram

Area of a triangle
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:perimeter-and-area/x939d838e80cf9307:area-of-a-triangle/v/intuition-for-area-of-a-triangle
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:perimeter-and-area/x9d0fef5e99ba192f:area-of-a-triangle/v/area-of-triangle-hindi

Radius & diameter from circumference
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:perimeter-and-area/x939d838e80cf9307:circles/v/finding-radius-and-diameter-from-circumference
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:perimeter-and-area/x9d0fef5e99ba192f:circles/v/radius-diameter-circumference-hindi

Area of a circle
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:perimeter-and-area/x939d838e80cf9307:circles/v/area-of-a-circle
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:perimeter-and-area/x9d0fef5e99ba192f:circles/v/area-of-a-circle-hindi

Converting area units
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:perimeter-and-area/x939d838e80cf9307:conversion-of-units/v/converting-area-units-perimeter-and-area-class-7-india-math-khan-academy

Hectares as a unit of area
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:perimeter-and-area/x939d838e80cf9307:conversion-of-units/v/hectares-as-a-unit-of-area-perimeter-and-area-class-7-india-math-khan-academy

Area of composite shapes
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:perimeter-and-area/x939d838e80cf9307:applications/v/area-breaking-up-shape
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:perimeter-and-area/x9d0fef5e99ba192f:applications/v/area-of-composite-shapes-hindi

Challenge problems: perimeter & area
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:perimeter-and-area/x939d838e80cf9307:applications/v/interesting-perimeter-and-area-problems
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:perimeter-and-area/x9d0fef5e99ba192f:applications/v/perimeter-and-area-of-composite-shapes-hindi

Exponents and powers
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:exponents-and-powers#x939d838e80cf9307:exponents-and-powers

Exponentiation warmup
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:exponents-and-powers/x939d838e80cf9307:intro-to-exponents/v/exponents-warmup
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:exponents-and-powers/x9d0fef5e99ba192f:intro-to-exponents/v/exponentiation-warmup-hindi

Intro to exponents
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:exponents-and-powers/x939d838e80cf9307:intro-to-exponents/v/introduction-to-exponents
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:exponents-and-powers/x9d0fef5e99ba192f:intro-to-exponents/v/intro-to-exponents-hindi

1 and -1 to different powers
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:exponents-and-powers/x939d838e80cf9307:intro-to-exponents/v/powers-of-1-and-1
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:exponents-and-powers/x9d0fef5e99ba192f:intro-to-exponents/v/1-and-1-to-different-powers-hindi

Exponent properties with products
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:exponents-and-powers/x939d838e80cf9307:laws-of-exponents/v/exponent-properties-involving-products
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:exponents-and-powers/x9d0fef5e99ba192f:laws-of-exponents/v/exponent-properties-with-products-hindi

Exponent properties with parentheses
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:exponents-and-powers/x939d838e80cf9307:laws-of-exponents/v/products-and-exponents-raised-to-an-exponent-properties
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:exponents-and-powers/x9d0fef5e99ba192f:laws-of-exponents/v/exponent-properties-with-parentheses-hindi

Exponent properties with quotients
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:exponents-and-powers/x939d838e80cf9307:laws-of-exponents/v/exponent-properties-involving-quotients
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:exponents-and-powers/x9d0fef5e99ba192f:laws-of-exponents/v/exponent-properties-with-quotients-hindi

Worked example: Exponent properties
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:exponents-and-powers/x939d838e80cf9307:using-laws-of-exponents/v/exponent-properties-4
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:exponents-and-powers/x9d0fef5e99ba192f:using-laws-of-exponents/v/exponent-properties-4-hindi

Introduction to scientific notation
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:exponents-and-powers/x939d838e80cf9307:large-numbers-in-standard-form/v/scientific-notation-old

Scientific notation examples
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:exponents-and-powers/x939d838e80cf9307:large-numbers-in-standard-form/v/scientific-notation-examples

Orders of magnitude exercise example 2
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:exponents-and-powers/x939d838e80cf9307:large-numbers-in-standard-form/v/orders-of-magnitude-exercise-example-2

Orders of magnitude exercise example 1
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:exponents-and-powers/x939d838e80cf9307:large-numbers-in-standard-form/v/orders-of-magnitude-exercise-example-1

Algebraic expressions
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:algebraic-expressions#x939d838e80cf9307:algebraic-expressions

Terms, factors, & coefficients
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:algebraic-expressions/x939d838e80cf9307:terms-of-an-expression/v/expression-terms-factors-and-coefficients
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:algebraic-expressions/x9d0fef5e99ba192f:terms-of-an-expression/v/terms-factors-coefficients-hindi

Intro to combining like terms
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:algebraic-expressions/x939d838e80cf9307:combining-like-terms/v/combining-like-terms
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:algebraic-expressions/x9d0fef5e99ba192f:combining-like-terms/v/intro-to-combining-like-terms-hindi

Combining like terms example
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:algebraic-expressions/x939d838e80cf9307:combining-like-terms/v/combining-like-terms-2
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:algebraic-expressions/x9d0fef5e99ba192f:combining-like-terms/v/combining-like-terms-example-hindi

Combining like terms with negative coefficients
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:algebraic-expressions/x939d838e80cf9307:combining-like-terms/v/combining-like-terms-3

Adding polynomials
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:algebraic-expressions/x939d838e80cf9307:addition-and-subtraction-of-algebraic-expressions/v/adding-and-subtracting-polynomials-1
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:algebraic-expressions/x9d0fef5e99ba192f:addition-and-subtraction-of-algebraic-expressions/v/adding-polynomial-hindi

Subtracting polynomials
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:algebraic-expressions/x939d838e80cf9307:addition-and-subtraction-of-algebraic-expressions/v/subtracting-polynomials
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:algebraic-expressions/x9d0fef5e99ba192f:addition-and-subtraction-of-algebraic-expressions/v/subtracting-polynomials-hindi

Evaluating expressions with two variables
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:algebraic-expressions/x939d838e80cf9307:finding-the-value-of-an-expression/v/evaluating-expressions-in-two-variables
https://www.khanacademy.org/math/in-in-class-7th-math-cbse-hindi/x9d0fef5e99ba192f:algebraic-expressions/x9d0fef5e99ba192f:finding-the-value-of-an-expression/v/example-evaluating-expressions-with-two-variables-hindi

...........................................................................
Math Exercises:

Integers
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:integers#x939d838e80cf9307:integers

Adding negative numbers on the number line
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:integers/x939d838e80cf9307:addition-and-subtraction-of-integers/e/adding-negative-numbers-on-the-number-line

Adding & subtracting negative numbers
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:integers/x939d838e80cf9307:addition-and-subtraction-of-integers/e/integer-addition-and-subtraction-2

Multiplying negative numbers
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:integers/x939d838e80cf9307:multiplication-of-integers/e/multiplying_and_dividing_negative_numbers Exercise 1.3

Dividing negative numbers
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:integers/x939d838e80cf9307:division-of-integers/e/dividing-negative-numbers Exercise 1.4

Word problems involving negative numbers
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:integers/x939d838e80cf9307:integers-word-problems/e/word-problems-involving-negative-numbers Exercise 1.3 and Exercise 1.4

Word problems on multiplying & dividing negative nos.
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:integers/x939d838e80cf9307:integers-word-problems/e/negative-number-word-problems-1 Exercise 1.3 and Exercise 1.4

Unit test on Integers
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:integers/test/x939d838e80cf9307:integers-unit-test?modal=1 Chapter Assessment

Fractions and decimals
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:fractions-and-decimals#x939d838e80cf9307:fractions-and-decimals

Add fractions with common denominators
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:fractions-and-decimals/x939d838e80cf9307:fractions-recap/e/adding_fractions_with_common_denominators Exercise 2.1

Subtract fractions with common denominators
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:fractions-and-decimals/x939d838e80cf9307:fractions-recap/e/subtracting_fractions_with_common_denominators Exercise 2.1

Multiply fractions and whole numbers
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:fractions-and-decimals/x939d838e80cf9307:multiplying-fractions/e/multiplying_fractions_by_integers Exercise 2.2, Exercise 2.3

Multiplying fractions
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:fractions-and-decimals/x939d838e80cf9307:multiplying-fractions/e/multiplying_fractions_0.5 Exercise 2.2, Exercise 2.3

Dividing unit fractions by whole numbers
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:fractions-and-decimals/x939d838e80cf9307:dividing-fractions/e/dividing_fractions_0.5 Exercise 2.4

Dividing whole numbers by unit fractions
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:fractions-and-decimals/x939d838e80cf9307:dividing-fractions/e/dividing_fractions Exercise 2.4

Dividing fractions
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:fractions-and-decimals/x939d838e80cf9307:dividing-fractions/e/dividing_fractions_1.5 Exercise 2.4

Word problems: Multiplication and Division of Fractions
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:fractions-and-decimals/x939d838e80cf9307:fractions-word-problems/e/multiplying-fractions-by-fractions-word-problems

Word problems: Multiplication and Division of Fractions
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:fractions-and-decimals/x939d838e80cf9307:fractions-word-problems/e/division-with-fractions-and-whole-numbers

Write decimals and fractions shown on number lines
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:fractions-and-decimals/x939d838e80cf9307:decimals-recap/e/write-decimals-and-fractions-shown-on-number-lines

Adding & subtracting decimals word problems
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:fractions-and-decimals/x939d838e80cf9307:decimals-recap/e/adding_and_subtracting_decimals_word_problems

Multiplying decimals-I
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:fractions-and-decimals/x939d838e80cf9307:multiplying-decimals/e/multiplying_decimals_1 Exercise 2.6

Multiplying decimals-II
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:fractions-and-decimals/x939d838e80cf9307:multiplying-decimals/e/multiplying_decimals Exercise 2.6

Dividing decimals: hundredths
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:fractions-and-decimals/x939d838e80cf9307:dividing-decimals/e/dividing_decimals_3 Exercise 2.7

Dividing decimals: thousandths
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:fractions-and-decimals/x939d838e80cf9307:dividing-decimals/e/dividing_decimals Exercise 2.7

Word problems: Multiplication and Division of Decimals
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:fractions-and-decimals/x939d838e80cf9307:decimals-word-problems/e/write-lengths--weights--and-money-as-decimals

Word problems on multiplication and division of decimals
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:fractions-and-decimals/x939d838e80cf9307:decimals-word-problems/e/word-problems-on-multiplication-and-division-of-decimals

Unit test on Fractions and decimals
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:fractions-and-decimals/test/x939d838e80cf9307:fractions-and-decimals-unit-test?modal=1 Chapter Assessment

Data handling
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:data-handling#x939d838e80cf9307:data-handling

Mean, median, and mode
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:data-handling/x939d838e80cf9307:untitled-lesson-858/e/mean_median_and_mode Exercise 3.2

Range of ungrouped data
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:data-handling/x939d838e80cf9307:untitled-lesson-858/e/range-of-ungrouped-data Exercise 3.2

Outcomes of an event (basic)
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:data-handling/x939d838e80cf9307:probability/e/outcomes-of-an-event--basic- Exercise 3.4

Simple probability
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:data-handling/x939d838e80cf9307:probability/e/probability_1 Exercise 3.4

Unit test on Data handling
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:data-handling/test/x939d838e80cf9307:data-handling-unit-test?modal=1 Chapter Assessment

Simple equations
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:simple-equations#x939d838e80cf9307:simple-equations

Writing expressions with variables
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:simple-equations/x939d838e80cf9307:setting-up-an-equation/e/writing_expressions_1 Exercise 4.1

Testing solutions to equations
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:simple-equations/x939d838e80cf9307:setting-up-an-equation/e/testing-solutions-of-equations-inequalities Exercise 4.1

One-step addition & subtraction equations
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:simple-equations/x939d838e80cf9307:solving-an-equation/e/one_step_equations Exercise 4.2

One-step add. & sub. equations: fractions & decimals
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:simple-equations/x939d838e80cf9307:solving-an-equation/e/one-step-add-sub-equations-2 Exercise 4.2

One-step mult. & div. equations: fractions & decimals
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:simple-equations/x939d838e80cf9307:solving-an-equation/e/one-step-mult-div-equations-2 Exercise 4.2

Two-step equations
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:simple-equations/x939d838e80cf9307:more-equations/e/linear_equations_2 Exercise 4.3

Two-step equations with decimals and fractions
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:simple-equations/x939d838e80cf9307:more-equations/e/two-step-equations-with-decimals-and-fractions Exercise 4.3

Linear equations word problems (basic)
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:simple-equations/x939d838e80cf9307:linear-equations-word-problems/e/linear-equations-word-problems-nihar Exercise 4.4

Unit test on Simple equations
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:simple-equations/test/x939d838e80cf9307:simple-equations-unit-test?modal=1 Chapter Assessment

Lines and angles
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:lines-and-angles#x939d838e80cf9307:lines-and-angles

Complementary and supplementary angles (visual)
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:lines-and-angles/x939d838e80cf9307:related-angles/e/complementary_and_supplementary_angles Exercise 5.1

Vertical angles
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:lines-and-angles/x939d838e80cf9307:related-angles/e/vertical_angles Exercise 5.1

Finding angle measures between intersecting lines
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:lines-and-angles/x939d838e80cf9307:related-angles/e/angles_1 Exercise 5.1

Angle relationships with parallel lines
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:lines-and-angles/x939d838e80cf9307:pair-of-lines/e/parallel_lines_1 Exercise 5.2

Equation practice with angles
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:lines-and-angles/x939d838e80cf9307:pair-of-lines/e/parallel_lines_2 Exercise 5.2

Unit test on Lines and angles
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:lines-and-angles/test/x939d838e80cf9307:lines-and-angles-unit-test?modal=1 Chapter Assessment

The triangle and its properties
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:the-triangle-and-its-properties#x939d838e80cf9307:the-triangle-and-its-properties

Identify medians and altitudes
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:the-triangle-and-its-properties/x939d838e80cf9307:medians-and-altitudes/e/identify-median-and-altitude Exercise 6.1

Understand triangle exterior angle property
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:the-triangle-and-its-properties/x939d838e80cf9307:exterior-angle-property/e/understand-exterior-angle-property Exercise 6.2

Triangle exterior angle property problems
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:the-triangle-and-its-properties/x939d838e80cf9307:exterior-angle-property/e/exterior-angle-property-problems Exercise 6.2

Find angles in triangles
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:the-triangle-and-its-properties/x939d838e80cf9307:angle-sum-property/e/triangle_angles_1 Exercise 6.3

Finding angle measures using triangles
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:the-triangle-and-its-properties/x939d838e80cf9307:angle-sum-property/e/angles_2 Exercise 6.3

Find angles in isosceles triangles
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:the-triangle-and-its-properties/x939d838e80cf9307:two-special-triangles-equilateral-and-isosceles/e/find-angles-in-isosceles-triangles

Triangle side length rules
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:the-triangle-and-its-properties/x939d838e80cf9307:sum-of-the-lengths-of-two-sides/e/triangle_inequality_theorem Exercise 6.4

Use Pythagoras theorem to find right triangle side lengths
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:the-triangle-and-its-properties/x939d838e80cf9307:pythagoras-theorem/e/pythagorean_theorem_1 Exercise 6.5

Right triangle side lengths
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:the-triangle-and-its-properties/x939d838e80cf9307:pythagoras-theorem/e/right-triangle-side-lengths Exercise 6.5

Use area of squares to visualize Pythagoras theorem
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:the-triangle-and-its-properties/x939d838e80cf9307:pythagoras-theorem/e/use-area-of-squares-to-visualize-pythagorean-theorem Exercise 6.5

Unit test on The triangle and its properties
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:the-triangle-and-its-properties/test/x939d838e80cf9307:the-triangle-and-its-properties-unit-test?modal=1 Chapter Assessment

Congruence of triangles
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:congruence-of-triangles#x939d838e80cf9307:congruence-of-triangles

Corresponding parts of congruent triangles
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:congruence-of-triangles/x939d838e80cf9307:untitled-935/e/corresponding-parts-of-congruent-triangles Exercise 7.2

Determine congruent triangles
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:congruence-of-triangles/x939d838e80cf9307:criteria-for-congruence-of-triangles/e/congruent_triangles_1 Exercise 7.2

Find angles in congruent triangles
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:congruence-of-triangles/x939d838e80cf9307:criteria-for-congruence-of-triangles/e/congruent_triangles_2 Exercise 7.2

Unit test on Congruence of triangles
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:congruence-of-triangles/test/x939d838e80cf9307:congruence-of-triangles-unit-test?modal=1 Chapter Assessment

Comparing quantities
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:comparing-quantities#x939d838e80cf9307:comparing-quantities

Equivalent ratio word problems (basic)
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:comparing-quantities/x939d838e80cf9307:ratios-recap/e/equivalent-ratio-word-problems--basic- Exercise 8.1

Intro to percents
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:comparing-quantities/x939d838e80cf9307:meaning-of-percentage/e/intro-to-percents Exercise 8.2

Finding percents
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:comparing-quantities/x939d838e80cf9307:meaning-of-percentage/e/finding_percents Exercise 8.2

Relate fractions, decimals, and percents
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:comparing-quantities/x939d838e80cf9307:percentage-conversions/e/relate-fractions--decimals--and-percents Exercise 8.2

Convert decimals to percents
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:comparing-quantities/x939d838e80cf9307:percentage-conversions/e/converting_decimals_to_percents Exercise 8.2

Convert percents to fractions
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:comparing-quantities/x939d838e80cf9307:percentage-conversions/e/converting-between-fractions-and-percents Exercise 8.2

Percent word problems
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:comparing-quantities/x939d838e80cf9307:percentage-word-problems/e/percentage_word_problems_1 Exercise 8.3

Percentage change word problems
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:comparing-quantities/x939d838e80cf9307:percentage-word-problems/e/percentage-change-word-problems Exercise 8.3

Profit and loss percent problems
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:comparing-quantities/x939d838e80cf9307:profit-or-loss-as-a-percentage/e/profit-and-loss-percentages Exercise 8.3

Profit and loss word problems
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:comparing-quantities/x939d838e80cf9307:profit-or-loss-as-a-percentage/e/profit-and-loss-word-problems-in Exercise 8.3

Principal, rate of simple interest, and amount problems
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:comparing-quantities/x939d838e80cf9307:simple-interest/e/simple-interest Exercise 8.3

Simple interest word problems
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:comparing-quantities/x939d838e80cf9307:simple-interest/e/simple-interest-word-problems Exercise 8.3

Unit test on Comparing quantities
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:comparing-quantities/test/x939d838e80cf9307:comparing-quantities-unit-test?modal=1 Chapter Assessment

Rational numbers
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:rational-numbers#x939d838e80cf9307:rational-numbers

Order rational numbers
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:rational-numbers/x939d838e80cf9307:comparison-of-rational-numbers/e/comparing-rational-numbers Exercise 9.1

Rational numbers between two rational numbers
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:rational-numbers/x939d838e80cf9307:rational-numbers-between-two-rational-numbers/e/rational-numbers-between-two-rational-numbers Exercise 9.1

Adding & subtracting negative fractions
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:rational-numbers/x939d838e80cf9307:operations-on-rational-numbers/e/adding_and_subtracting_fractions Exercise 9.2

Multiplying positive and negative fractions
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:rational-numbers/x939d838e80cf9307:operations-on-rational-numbers/e/multiplying_fractions Exercise 9.2

Dividing positive and negative fractions
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:rational-numbers/x939d838e80cf9307:operations-on-rational-numbers/e/dividing_fractions_2 Exercise 9.2

Unit test on Rational numbers
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:rational-numbers/test/x939d838e80cf9307:rational-numbers-unit-test?modal=1 Chapter Assessment

Perimeter and area
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:perimeter-and-area#x939d838e80cf9307:perimeter-and-area

Area & perimeter of rectangles word problems
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:perimeter-and-area/x939d838e80cf9307:squares-and-rectangles/e/area-and-perimeter-of-rectangles-word-problems Exercise 11.1

Area of parallelograms
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:perimeter-and-area/x939d838e80cf9307:area-of-a-parallelogram/e/area_of_parallelograms Exercise 11.2

Find missing length when given area of a parallelogram
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:perimeter-and-area/x939d838e80cf9307:area-of-a-parallelogram/e/find-missing-side-when-given-area-of-a-parallelogram Exercise 11.2

Area of triangles
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:perimeter-and-area/x939d838e80cf9307:area-of-a-triangle/e/area_of_triangles_1 Exercise 11.2

Find missing length when given area of a triangle
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:perimeter-and-area/x939d838e80cf9307:area-of-a-triangle/e/find-length-when-given-area-of-a-triangle Exercise 11.2

Circumference of a circle
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:perimeter-and-area/x939d838e80cf9307:circles/e/find-the-radius-or-diameter-of-a-circle-from-the-circumference-or-area Exercise 11.3

Area of a circle
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:perimeter-and-area/x939d838e80cf9307:circles/e/area_of_a_circle Exercise 11.3

Shaded areas
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:perimeter-and-area/x939d838e80cf9307:circles/e/shaded_areas Exercise 11.3

Area unit conversions
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:perimeter-and-area/x939d838e80cf9307:conversion-of-units/e/area-unit-conversions Exercise 11.4

Area of composite shapes
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:perimeter-and-area/x939d838e80cf9307:applications/e/area-of-quadrilaterals-and-polygons Exercise 11.4

Area challenge
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:perimeter-and-area/x939d838e80cf9307:applications/e/composing-and-decomposing-shapes Exercise 11.4

Unit test on Perimeter and area
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:perimeter-and-area/test/x939d838e80cf9307:perimeter-and-area-unit-test?modal=1 Chapter Assessment

Exponents and powers
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:exponents-and-powers#x939d838e80cf9307:exponents-and-powers

Exponents (basic)
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:exponents-and-powers/x939d838e80cf9307:intro-to-exponents/e/positive_and_zero_exponents Exercise 13.1

Exponents
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:exponents-and-powers/x939d838e80cf9307:intro-to-exponents/e/exponents Exercise 13.1

Multiply powers
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:exponents-and-powers/x939d838e80cf9307:laws-of-exponents/e/multiply-powers Exercise 13.2

Powers of powers
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:exponents-and-powers/x939d838e80cf9307:laws-of-exponents/e/powers-of-powers Exercise 13.2

Divide powers
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:exponents-and-powers/x939d838e80cf9307:laws-of-exponents/e/divide-powers Exercise 13.2

Powers of products & quotients (structured practice)
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:exponents-and-powers/x939d838e80cf9307:using-laws-of-exponents/e/powers-of-products-and-quotients-sp Exercise 13.2

Powers of products & quotients
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:exponents-and-powers/x939d838e80cf9307:using-laws-of-exponents/e/powers-of-products-and-quotients Exercise 13.2

Scientific notation
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:exponents-and-powers/x939d838e80cf9307:large-numbers-in-standard-form/e/scientific_notation Exercise 13.3

Unit test on Exponents and powers
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:exponents-and-powers/test/x939d838e80cf9307:exponents-and-powers-unit-test?modal=1 Chapter Assessment

Algebraic expressions
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:algebraic-expressions#x939d838e80cf9307:algebraic-expressions

Parts of algebraic expressions
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:algebraic-expressions/x939d838e80cf9307:terms-of-an-expression/e/identifying-parts-of-expressions Exercise 12.1

Combining like terms with distribution
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:algebraic-expressions/x939d838e80cf9307:combining-like-terms/e/combining-like-terms-with-distribution Exercise 12.1

Combining like terms with negative coeff. & distribution
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:algebraic-expressions/x939d838e80cf9307:combining-like-terms/e/combining_like_terms_2 Exercise 12.1

Add polynomials (intro)
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:algebraic-expressions/x939d838e80cf9307:addition-and-subtraction-of-algebraic-expressions/e/adding_and_subtracting_polynomials Exercise 12.2

Subtract polynomials (intro)
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:algebraic-expressions/x939d838e80cf9307:addition-and-subtraction-of-algebraic-expressions/e/subtract-polynomials Exercise 12.2

Evaluating expressions with one variable
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:algebraic-expressions/x939d838e80cf9307:finding-the-value-of-an-expression/e/evaluating_expressions_1 Exercise 12.3

Evaluating expressions with multiple variables
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:algebraic-expressions/x939d838e80cf9307:finding-the-value-of-an-expression/e/evaluating_expressions_2 Exercise 12.3

Unit test on Algebraic expressions
https://www.khanacademy.org/math/in-in-class-7th-math-cbse/x939d838e80cf9307:algebraic-expressions/test/x939d838e80cf9307:algebraic-expressions-unit-test?modal=1 Chapter Assessment