Estimated delivery 4-14 business days
Format Paperback
Condition Brand New
Description From two renowned mathematical geniuses, a professor and a columnist for Scientific American, comes an accessible guide to mentally calculating maths at lightning speed and amazing ease.
All the secrets of easy mental arithmetic are revealed, and the secrets to incredible memorisation and other feats of mind, making it easy to perform maths tricks for the real world. How to calculate almost anything in your head. Did you know that it's easier to add and subtract from left to right, rather than the other way round? You can be taught to square a three-digit number in seconds. Learn how to perform lightning calculations in your head, discover methods of incredible memorisation and other feats of mental agility. Learn maths secrets for the real world, from shopping to calculating a restaurant tip and figuring out gambling odds (or how much you've won). Learn how to solve sudoku faster.
Dr Arthur Benjamin is a professor of Mathematics in California, he is also a professional magician. Dr Michael Shermer is a columnist for 'Scientific American' and is the publisher of 'Skeptic' magazine.
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