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Speed Mathematics

Secrets Skills for Quick Calculation

Speed Mathematics by Bill Handley
Not available
Using this book will improve your understanding of math and haveyou performing like a genius!

People who excel at mathematics use better strategies than the restof us; they are not necessarily more intelligent.

Speed Mathematics teaches simple methods that will enable you tomake lightning calculations in your head-including multiplication,division, addition, and subtraction, as well as working withfractions, squaring numbers, and extracting square and cube roots.Here's just one example of this revolutionary approach to basicmathematics:

96 x 97 =
Subtract each number from 100.

96 x 97 =
4 3

Subtract diagonally. Either 96--3 or 97-- 4.
The result is the first part of the answer.

96 x 97 = 93
4 3

Multiply the numbers in the circles. 4 x 3 = 12.
This is the second part of the answer.

96 x 97 = 9312
4 3

It's that easy!
Wiley; Read online
Title: Speed Mathematics
Author: Bill Handley
 
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