Trades Math | 📘 Study Guides

📘 53 Study Guides

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📄 Trades Math Basics: Working with Mixed Numbers and Improper Fractions

📄 Trades Math Basics: Wire Sizing and Voltage Drop (AWG, Resistance per 1000 ft, Max Drop %)

📄 Trades Math Basics: Weld Joint Geometry (Groove Angles, Root Gap, Land, Bevel)

📄 Trades Math Basics: Water Pressure and Flow (psi, Head Pressure, Pipe Sizing, GPM)

📄 Trades Math Basics: Volume Calculations (Cubic Feet, Cubic Yards, Gallons, Liters)

📄 Trades Math Basics: Using Fractional Inches in Layout and Cut Lists

📄 Trades Math Basics: Unit Pricing and Bid Preparation

📄 Trades Math Basics: Transformer and Service Calculations (kVA, Primary/Secondary Current)

📄 Trades Math Basics: Tolerance and Specification Interpretation

📄 Trades Math Basics: Temperature Conversions (Fahrenheit - Celsius, -T, Superheat/Subcooling)

📄 Trades Math Basics: Tank and Sump Capacity (Gallons, Cubic Feet, Cylinder Volume)

📄 Trades Math Basics: Stud, Joist, and Rafter Spacing (16” vs 24” O.C., Material Counts)

📄 Trades Math Basics: Stair Stringer Layout (Rise, Run, Total Rise, Unit Rise)

📄 Trades Math Basics: Siding and Roofing Material Estimates (Squares, Exposure, Overlap)

📄 Trades Math Basics: Right Triangles and the Pythagorean Theorem (3-4-5 Rule, Squaring)

📄 Trades Math Basics: Refrigerant Charge Calculations (Superheat, Subcooling, Target Values)

📄 Trades Math Basics: Reading and Scaling Drawings (Scale 1/4” = 1’-0”, Metric Scales)

📄 Trades Math Basics: Reading a Tape Measure (Fractions, 1/16ths, Decimal Equivalents)

📄 Trades Math Basics: Rafter Length Calculations (Span, Pitch, Run, Hip/Valley)

📄 Trades Math Basics: Pipe and Tube Notching (Copes, Saddle Cuts, Angles)

📄 Trades Math Basics: Pipe Offsets and Rolling Offsets (45° Offsets, Travel, Run, Advance)

📄 Trades Math Basics: Ohm’s Law (E = I × R, P = E × I – Voltage, Current, Resistance, Power)

📄 Trades Math Basics: Noise and Exposure Calculations (dB, TWA, PEL)

📄 Trades Math Basics: Multiplying and Dividing Fractions (Doubling, Halving, Fraction of an Amount)

📄 Trades Math Basics: Material Take-Offs (Linear Feet, Square Footage, Counts, Waste Factors)

📄 Trades Math Basics: Material Expansion and Distortion (Coefficient of Expansion, Shrinkage Allowance)

📄 Trades Math Basics: Load Ratings and Working Load Limits (Rigging, Slings, Shackles)

📄 Trades Math Basics: Linear, Area, and Volume Conversions (Square Feet, Cubic Yards, Gallons)

📄 Trades Math Basics: Ladder and Scaffold Safety Math (4-to-1 Rule, Base Width, Platform Loads)

📄 Trades Math Basics: Imperial vs Metric Conversions (Inches - Centimeters, Feet - Meters)

📄 Trades Math Basics: Heat Input Calculations (Volts × Amps × 60 ÷ Travel Speed)

📄 Trades Math Basics: Fixture Unit Calculations (DFU, WSFU, Pipe Sizing per Code)

📄 Trades Math Basics: Fitting Allowances and Make-Up (Face-to-Center, End-to-Center, Take-Off)

📄 Trades Math Basics: Feet-Inch Calculations (Adding, Subtracting, Multiplying Dimensions)

📄 Trades Math Basics: Fall Protection Clearance (Lanyard Length, Deceleration, Swing Fall)

📄 Trades Math Basics: Excavation and Trenching (Sloping, Benching, Shoring – 1.5:1 Ratio)

📄 Trades Math Basics: Electrode and Filler Metal Consumption (Deposition Rate, Efficiency)

📄 Trades Math Basics: Drainage Slope Calculations (¼” per Foot, Percent Grade, Total Fall)

📄 Trades Math Basics: Deck and Fence Material Estimating (Posts, Rails, Pickets, Concrete Footings)

📄 Trades Math Basics: Cost Estimating (Labor Hours, Material Costs, Overhead, Profit)

📄 Trades Math Basics: Converting Fractions to Decimals and Back (Repeating Decimals, Precision)

📄 Trades Math Basics: Conduit Fill Calculations (Cross-Sectional Area, NEC Tables)

📄 Trades Math Basics: Combustion Air and Ventilation (Air Changes per Hour, Make-Up Air)

📄 Trades Math Basics: Circuit Load and Panel Sizing (Watts, Amps, Demand Factors per NEC)

📄 Trades Math Basics: Circles and Cylinders (Circumference, Diameter, Pipe Volume)

📄 Trades Math Basics: Cabinetry and Built-In Dimensions (Reveals, Overlays, Toe Kick, Countertop Overhang)

📄 Trades Math Basics: Box Fill Calculations (Cubic Inches per Conductor, Device, and Clamp)

📄 Trades Math Basics: Board Feet and Lumber Calculations (Board Foot = T” x W” x L’ ÷ 12)

📄 Trades Math Basics: BTU and Tonnage Calculations (Heat Load, 12,000 BTU per Ton)

📄 Trades Math Basics: Area of Basic Shapes (Rectangle, Triangle, Circle, Trapezoid)

📄 Trades Math Basics: Angles and Slope (Degrees, Percent Grade, Rise/Run)

📄 Trades Math Basics: Airflow and Duct Sizing (CFM, Ductulator, Friction Rate, Velocity)

📄 Trades Math Basics: Adding and Subtracting Fractions (Common Denominators, Mixed Numbers)