Publisher's Synopsis
Do you want to progress in mental arithmetic and improve your knowledge of divisions, power squared and more advanced tricks?
To progress in mental arithmetic, you have to choose the fastest method, thanks to this book and to a regular and systematic training the calculations will become familiar to you.
It's a great workout with method advice, progressive exercises, problems, and answers. Suitable for students during their free time and on vacations. Also suitable for adults to acquire new tricks.
Help your children to penetrate some secrets of mental arithmetic and to mentally solve operations much faster than you can imagine, so to rediscover mathematics!
(Additions, subtractions, multiplications, divisions tricks in VOL 1)
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