[PDF.62qa] The Trachtenberg Speed System of Basic Mathematics

The Trachtenberg Speed System of Basic Mathematics

[PDF.tn79] The Trachtenberg Speed System of Basic Mathematics

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 | #28423 in Books |  Ishi Press |  2011-08-08 | Original language:English | PDF # 1 |  8.00 x.62 x5.25l,.69 | File type: PDF | 272 pages

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||7 of 8 people found the following review helpful.| Book's claims are misleading - BUT still helpful|By Micah Cowan|Disclaimer: stopped reading after ch. 4, due to irritation at misleading claims of the system, which is past all the parts covering multiplication, but falls short of applying to division, and square roots.

First of all, I want to answer the question: will this book help you be faster with arithmetic? Ve|About the Author|Jakow Trachtenberg (1888-1953) developed this system during the seven years he spent in Nazi concentration camps during World War II. He had been born in Odessa, Russia on June 17, 1888 and was recognized as a genius at an early age. When the Fi

The Trachtenberg Speed System of Basic Mathematics is a revolutionary system for calculating and teaching basic math. Children, who had repeatedly failed in arithmetic until their parents sent them to learn this method, were able to perform amazing calculations within seconds. In one demonstration, a ten year old child, when asked to multiply 5132437201 times 452736502785, simply wrote on the blackboard the answer, 2323641669144374104785, in seventy seconds. He never set...

You can specify the type of files you want, for your device.The Trachtenberg Speed System of Basic Mathematics   |  Jakow Trachtenberg. A good, fresh read, highly recommended.

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