Short-Cut Math

(Code: 9780486246116)
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Short-Cut Math
Clear, concise compendium of about 150 timesaving math short-cuts faster, easier ways to add, subtract, multiply and divide. Each problem includes an explanation of the method, a step-by-step solution, the short-cut solution, and proof and an explanation of why it works. No special math ability needed.

Illustrations: -
Author: Kelly
Size: -
Format: Book
Copyright: -
ISBN 13: 9780486246116

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