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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Language English ● Format EPUB ● Pages 114 ● ISBN 9783552002043 ● File size 3.9 MB ● Publisher BN Publishing ● Published 2020 ● Edition 1 ● Downloadable 24 months ● Currency EUR ● ID 7383627 ● Copy protection Adobe DRM
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