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32 Simple Tricks for Quick Mental Calculations (in English)
Yakov Perelman
(Author)
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Prodinnova
· Paperback
32 Simple Tricks for Quick Mental Calculations (in English) - Perelman, Yakov
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Synopsis "32 Simple Tricks for Quick Mental Calculations (in English)"
This short book is a collection of simple and easily grasped tricks to speed up your mental arithmetic. If you want to master them you should realize that to be used fully they need to be approached conscientiously, not mechanically. But it pays to master them as they will enable you to do calculations in your head without error, as with written calculations.
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All books in our catalog are Original.
The book is written in English.
The binding of this edition is Paperback.
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