二手書博民逛書店Secrets罕見Of Mental MathY362136 Arthur Benjamin; Michael Shermer Three Rivers Press, 2006 ISBN:9780307338402 出版2006

作 者：Arthur Benjamin; Michael Shermer

出 版 社：Three Rivers Press, 2006

出版时间：2006

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I S B N：9780307338402

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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. Youll 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. show more

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