Clear, concise compendium of about 150 time-saving math short-cuts features 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, as well as an explanation of why it works. No special math ability needed.
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ISBN | 9781607964391 |
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Sprache | eng |
Cover | Kartonierter Einband (Kt) |
Verlag | WWW.Snowballpublishing.com |
Jahr | 20120503 |
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