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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.
- Format: Pocket/Paperback
- ISBN: 9781607964391
- Språk: Engelska
- Antal sidor: 114
- Utgivningsdatum: 2012-05-03
- Förlag: WWW.Snowballpublishing.com