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ACTUELLEMENT ÉPUISÉ
Secrets Of Mental Math: The Mathemagician's Guide to Lightening Calculation and Amazing Maths Tricks by Arthur Benjamin, Michael Shermer (Paperback, 2006)
Did you know it's easier to add and subtract from left to right, rather than the other way around? That it's possible to square a three-digit number in mere seconds? Regardless of their skill level, with this book, anyone can mentally calculate complex problems with amazing ease.
Product Identifiers
Publisher
Three Rivers Press
ISBN-13
9780307338402
eBay Product ID (ePID)
90285257
Product Key Features
Author
Arthur Benjamin, Michael Shermer
Publication Name
Secrets of Mental Math: the Mathemagician's Guide to Lightening Calculation and Amazing Maths Tricks