Secrets of Mental Math

Secrets of Mental MathBy: Arthur Benjamin, Michael Shermer 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 friendsand yourselfwith 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

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