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Dedication
Contents
Introduction
Part I: The Basics
Chapter Zero
1. Five Keys to Human Calculating
2. Addition
3. Cross-Multiplication
4. Complementary Multiplication
5. Box Multiplication
6. Squaring
7. A Hatful of Multiplication Tricks
8. Subtraction
9. Division
10. A Hatful of Division Tricks
Part II: Parts of Numbers
11. Finding Square Roots
12. Finding Cube Roots
13. Fractions and Decimals
14. Percentages
Part III: Handy Things to Know
15. Simplifying Math by Estimating
16. Quick-Check Your Answers
17. How We Measure Things
18. The Calendar Formula
Part IV: Math in Real Life
19. Tips, Tax, and Change
20. Time: Jet Lag, Military Hours, Telling Time
21. How Big Is the Back Forty?
Part V: The Next Step
22. Introducing Algebra
23. A Test of Your Human Calculating
Part VI: Appendices
Glossary
Tables
Tables of Weights and Measures
The Metric System
Conversion Table—Metric and English Systems
Compound Interest, Annuities, Sinking Funds, Amortization
Squares, Cubes, Square Roots, Cube Roots of Numbers
Answers to Math Problems
Acknowledgments
About the Author
Books by Scott Flansburg
Copyright
About the Publisher
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