Scott Flansburg's heartfelt belief is that there are no 'mathematical illiterates,' just people who have not learned how to make math work for them. But millions of otherwise successful adults are afraid to balance their checkbooks and don't know how to figure interest on savings or credit. Millions of students dread their math classes and live in fear of the math section of the SAT. But, as Scott Flansburg demonstrates, anyone can put these phobias to rest and deal with essential everyday mathematical calculations with confidence. Learn how to: Master the basics; The real way addition, subtraction, multiplication, and division work; Simplify calculations through estimation; Quick-check your answers; Convert metric measures to more familiar ones; Figure tips, taxes and percentages--Never get short-changed again!