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Wiley claimed Using this book will improve your understanding of math and have you performing like a genius!People who excel at mathematics use better strategies than the rest of us; they are not necessarily more intelligent.Speed Mathematics teaches simple methods that will enable you to make lightning calculations in your head-including multiplication, division, addition, and subtraction, as well as working with fractions, squaring numbers, and extracting square and cube roots. Here´s just one example of this revolutionary approach to basic mathematics:96 x 97 =Subtract each number from 100.96 x 97 =4 3Subtract diagonally. Either 96--3 or 97-- 4. The result is the first part of the answer.96 x 97 = 934 3Multiply the numbers in the circles. 4 x 3 = 12. This is the second part of the answer.96 x 97 = 93124 3It´s that easy!
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