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Secrets of Mental Math: The Mathemagician's Guide to Lightning Calculation and Amazing Math Tricksby Arthur Benjamin
Synopses & Reviews
These simple math secrets and tricks will forever change how you look at the world of numbers.
Secrets of Mental Math will have you thinking like a math genius in no time. Get ready to amaze your friends—and yourself—with incredible calculations you never thought you could master, as renowned “mathemagician” Arthur Benjamin shares his techniques for lightning-quick calculations and amazing number tricks. This book will teach you to do math in your head faster than you ever thought possible, dramatically improve your memory for numbers, and—maybe for the first time—make mathematics fun.
Yes, even you can learn to do seemingly complex equations in your head; all you need to learn are a few tricks. You’ll be able to quickly multiply and divide triple digits, compute with fractions, and determine squares, cubes, and roots without blinking an eye. No matter what your age or current math ability, Secrets of Mental Math will allow you to perform fantastic feats of the mind effortlessly. This is the math they never taught you in school.
Also available as an eBook
An accessible guide to mathematical calculation reveals the secrets of rapid mental calculation, memorization, and other feats of the mind, with tips on how to add, subtract, multiply, divide, and work with fractions, squares, and cube roots. Original. 15,000 first printing.
Arthur Benjamin is a professor of mathematics at Harvey Mudd College in Claremont, California. He is also a professional magician and performs his mixture of math and magic all over the world.
Michael Shermer is host of the Caltech public lecture series, a contributing editor to and monthly columnist of Scientific American, the publisher of Skeptic magazine, and the author of several science books. He lives in Altadena, California.
Table of Contents
Quick tricks : easy (and impressive) calculations — A little give and take : mental addition and subtraction — Products of a misspent youth : basic multiplication — New and improved products : intermediate multiplication — Divide and conquer : mental division — Good enough : the art of "guesstimation" — Math for the board : pencil-and-paper math — A memorable chapter : memorizing numbers — The tough stuff made easy : advanced multiplication — Presto-digit-ation : the art of mathematical magic — Epilogue by Michael Shermer : how math helps us think about weird things.
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Science and Mathematics » Mathematics » Applied