The Trachtenberg Speed System of Basic Mathematics

By: Jakow Trachtenberg

Price: $204.53

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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.

Title: The Trachtenberg Speed System of Basic Mathematics

Author Name: Jakow Trachtenberg

Categories: Arithmetic,

Publisher: Praeger:

ISBN Number: 0313232008

ISBN Number 13: 9780313232008

Binding: Hardcover

Book Condition: New

Seller ID: ING9780313232008

Description: 0313232008 Special order direct from the distributor