Gain the math skills you need to succeed in the electrical trade with this new edition of Practical Problems in Mathematics for Electricians. Using the same straightforward writing style and simple, step-by-step explanations that made previous editions so reader-friendly, the eighth edition includes updated illustrations and information for a better learning experience than ever before! The book begins with basic arithmetic and then, once these basic topics have been mastered, progresses to algebra and then trigonometry. Practical problems with real-world scenarios from the electrical field are used throughout, allowing readers to apply key mathematical concepts at the same time as they are developing an awareness of basic electrical terms and practices. This is the perfect resource for anyone entering the electrical industry, or simply looking to brush up on the necessary math.

### Table of Contents

Addition of whole numbers

Subtraction of whole numbers

Multiplication of whole numbers

Division of whole numbers

Combined operations with whole numbers

Addition of common fractions

Subtraction of common fractions

Multiplication of common fractions

Division of common fractions

Combined operations with common fractions

Addition of decimal fractions

Subtractions of decimal fractions

Multiplications of decimal fractions

Division of decimal fractions

Decimal and common fraction equivalents

Combined operations with decimal fractions

Percent and percentage

Interest

Discount

Averages and estimates

Combined problems on percents, averages, and estimates

Power

Roots

Combined operations with powers and roots

Metric measure and scientific notation

Length measure

Area measure

Volume and mass measure

Energy and temperature measure

Combined problems on measure

Ratio

Proportion

Combined operations with ratio and proportion

Representations in formulas

Rearrangement in formulas

General simple formulas

Ohmâ€™s law formulas

Power formulas

Combined problems on formulas

Right triangles

Trigonometric functions

Plane vectors

Rotating vectors

Combined problems in trigonometry

Number systems