Arithmetricks: 50 Easy Ways to Add, Subtract, Multiply, and Divide Without a Calculator

Arithmetricks: 50 Easy Ways to Add, Subtract, Multiply, and Divide Without a Calculator

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Overview

Become a mental-math master and astound your friends, family, and teachers with . . .

"A fascinating and useful book. I recommend it."
Jaime Escalante (of Stand and Deliver fame) Hiram W. Johnson High School

"...will fascinate students of all ages. A resource 'must' for all math programs."
Howard Wang, Founding Director of Sierra Canyon College Preparatory School

"The tips and tricks were really cool."
Liz Matthews, age 12, Anacapa Middle School

Packed with 50 tricks and tips that let you add, subtract, multiply, and divide in a flash, makes math easier and more fun than you've ever imagined. You won't need a calculator, or in many cases even a pencil, to come up with the correct answers. Just a few simple shortcuts will have you solving basic problems in record time.

Will not only amaze you, it will also help you at school and in your daily life. Most of all, you'll have plenty of fun along the way!

Product Details

ISBN-13: 9780471106395
Publisher: Wiley
Publication date: 06/23/1995
Pages: 160
Sales rank: 1,275,791
Product dimensions: 5.90(w) x 8.90(h) x 0.60(d)
Age Range: 10 - 15 Years

About the Author

EDWARD H. JULIUS, CPA, a graduate of Rutgers and the Wharton School, is an award-winning professor of business administration at California Lutheran University. He is the author of many books; his math titles include Rapid Math Tricks and Tips and Rapid Math in 10 Days. His lectures and workshops on rapid math are popular with young people and adults alike.

Table of Contents

BASIC MENTAL-MATH TRICKS.

Addition.

Subtraction.

Multiplication.

Division.

MENTAL-MATH MASTER TRICKS.

Addition.

Subtraction.

Multiplication.

Division.

ESTIMATION TRICKS.

TRICKS TO CHECK YOUR ANSWER.

Conclusion.

Appendices.

Answers to Exercises.

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