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.
The Trachtenberg Speed System of Basic Mathematics
The Trachtenberg Speed System of Basic Mathematics
Summary
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. It looks like magic, but the rules are based on sound logic.
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The Trachtenberg Speed System of Basic Mathematics Summary
Table of Contents
Tables or No Tables? Basic Multiplication Rapid Multiplication by the Direct Method Speed Multiplication -- "Two-Finger" Method Addition and the Right Answer Division -- Speed and Accuracy Squares and Square Roots Algebraic Description of the Method
Additional information
CIN0313232008VG
9780313232008
0313232008
The Trachtenberg Speed System of Basic Mathematics by
Used - Very Good
Hardback
Bloomsbury Publishing Plc
1982-02-04
272
N/A
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