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The Trachtenberg Speed System of Basic Mathematics

Authors (s): Rudolph McShane (Translator) , Ann Cultler (Translator)
Format: Softcover
ISBN-13: 9780285629165
Pages: 270p., 20cm.
Pub. date: 24.07.2007, Reprint
Publisher: Rupa & Co.
Language (s): English
Bagchee ID: BB42480
List price: US $ 25,00
Bagchee price: US $ 22,50
You save: (10.00%)
Member price: US $ 20,25 info

Overview for The Trachtenberg Speed System of Basic Mathematics

Can you multiply 5132437201 by 452736502785 in seventy seconds without reaching for your calculator? Well you could if you used the techniques in this revolutionary book, now available in paperback at a time of growing concern about people's numeracy. The system, described as 'the shorthand of mathematics', only requires the ability to count from one to eleven. It is based on series of simplifies 'keys' and is easy to master giving greater speed, ease of handling numbers and increasing accuracy.
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