The Trachtenberg Speed System of Basic Mathematics - Hardcover
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Availability:In StockContributor:Ann Cutler (Translator), Rudolph McShane (Translator), Rudolph Matas McShane (Photographer)Publish date:1982-02-04Pages:272
Language:EnglishPublisher:PraegerISBN-13:9780313232008ISBN-10:313232008UPC:9780313232008Book Category:Mathematics, ScienceBook Subcategory:Arithmetic, PhysicsSize:8.59 x 5.79 x 0.94 inchesWeight:0.9304Product ID:SC9BXV19E9
The Trachtenberg Speed System of Basic Mathematics
The complete system of the Trachtenberg method of mathematics which makes possible high-speed arithmetical calculations with a remarkable degree of accuracy.
This method is not only speedy but simple. Once one has mastered the rules, lightning calculation is as easy as reading a story. It looks like magic, but the rules are based on sound logic.Language:EnglishPublisher:PraegerISBN-13:9780313232008ISBN-10:313232008UPC:9780313232008Book Category:Mathematics, ScienceBook Subcategory:Arithmetic, PhysicsSize:8.59 x 5.79 x 0.94 inchesWeight:0.9304Product ID:SC9BXV19E9
Publisher: Praeger
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