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# Speed Mathematics

### Paperback

Published: 17th January 2008
RRP \$22.95
\$19.25
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### eBook View Product

Published: 30th January 2012
Format: ePUB
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This new, revised edition of the bestselling Speed Mathematics features new chapters on memorising numbers and general information, calculating statistics and compound interest, square roots, logarithms and easy trig calculations. Written so anyone can understand, this book teaches simple strategies that will enable readers to make lightning-quick calculations. People who excel at mathematics use better strategies than the rest of us; they are not necessarily more intelligent. With Speed Mathematics you'll discover methods to make maths easy and fun. This book is perfect for students, parents, teachers and anyone who enjoys working with figures and even those who are terrified of numbers!

Based in Melbourne, Bill Handly is recognized as an authority of mathematics and study methods in Australia and overseas. His methods of teaching maths, learning and thinking strategies have achieved astonishing results in schools worldwide.

Preface v

Introduction vii

1 Multiplication: Part one 1

2 Using a reference number 6

3 Multiplying numbers above and below the reference number 14

4 Checking answers: Part one 18

5 Multiplication: Part two 25

6 Multiplying decimals 41

7 Multiplying using two reference numbers 47

9 Subtraction 66

10 Squaring numbers 75

11 Short division 89

12 Long division by factors 94

13 Standard long division 100

14 Direct division 106

16 Checking answers: Part two 135

17 Estimating square roots 141

18 Calculating square roots 151

19Â Fun shortcuts 162

20Â Adding and subtracting fractions 180

21Â Multiplying and dividing fractions 186

22Â Direct multiplication 192

24Â Estimating hypotenuse 203

25Â Memorising numbers 208

26Â Phonetic pegs 215

27Â Memorising long numbers 223

28Â Logarithms 229

29Â Using what you have learned 240

Afterword 248

AppendixÂ A Frequently asked questions 250

AppendixÂ B Estimating cube roots 256

AppendixÂ C Finding any root of a number 263

AppendixÂ D Checks for divisibility 267

AppendixÂ E Why our methods work 283

AppendixÂ F Casting out nines ? why it works 289

AppendixÂ G Squaring feet and inches 291

AppendixÂ H How do you get students to enjoy mathematics? 294

AppendixÂ I Solving problems 298

Glossary 300

Index 303

ISBN: 9780731407811
ISBN-10: 0731407814
Audience: General
Format: Paperback
Language: English
Number Of Pages: 320
Published: 17th January 2008
Publisher: John Wiley & Sons Australia Ltd
Country of Publication: AU
Dimensions (cm): 23.0 x 14.8  x 1.7
Weight (kg): 0.47
Edition Number: 3
Edition Type: Revised