Book excerpt: Everyday math for everyday people Finally, a common sense reference for math! Portable and very affordable, the Basic Math Refresher is the useful, practical, and informative way to understand all types of math fundamentals. Never worry about math again! Clear, concise entries by author Stephen Hearne make the complex seem simple by guiding you through the most basic of mathematical concepts up to math's more perplexing topics (including those perplexing fractions, percentages and measurements). This easy-to-follow reference is chock full of examples and real life situations making this book the perfect choice for everyone from the young math student to the businessperson to anyone with rusty math skills. Discover the single best resource for understanding basic math that is also the perfect companion for any reference library. Table of Contents PREFACE ADDITION SUBTRACTION MULTIPLICATION DIVISION DECIMALS ROUNDING PERCENTAGES FRACTIONS AVERAGES SALES TAX DISCOUNTS MEASUREMENTS GRAPHS