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Class 8 Maths Practice Test: Squares and Square Roots - Finding Square Roots Through Repeated Subtraction
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Class 8 Maths Practice Test: Squares and Square Roots - Finding Square Roots Through Repeated Subtraction
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10 Questions

1. What are prime factors of 120?
2. How many times do we need to subtract odd numbers from the square of 31 in order to obtain 0?
3. If we subtract the first 13 odd numbers from 169 then the number obtained is ____
4. How many times do we need to subtract odd numbers from the square of 31 in order to obtain 0?
5. Find the prime factors of square of 5.
6. Find the square root of 25 by repeated subtraction method.
7. Find prime factors of 1331.
8. If we subtract the first 13 odd numbers from 169 then the number obtained is ____
9. If we have to subtract 9 odd numbers from a perfect square in order to obtain 0 then the perfect square is _______
10. Find prime factors of 69.

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