文档介绍：1001 MATH
PROBLEMS
2ND EDITION
1001 MATH
PROBLEMS
2ND EDITION
®
NEW YORK
Copyright © 2004 LearningExpress, LLC.
All rights reserved under International and Pan-American Copyright Conventions.
Published in the United States by LearningExpress, LLC, New York.
Library of Congress Cataloging-in-Publication Data:
1001 math problems.—2nd ed.
p. cm.
Includes index.
ISBN 1-57685-512-0 (pbk.: alk. paper)
1. Mathematics—Problems, exercises, etc.
2004
510' .76—dc22
2003027069
Printed in the United States of America
9 8 7 6 5 4 3 2 1
Second Edition
ISBN 1-57685-512-0
For more information or to place an order, contact LearningExpress at:
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Contents
INTRODUCTION vii
SECTION 1 Miscellaneous Math 1
SECTION 2 Fractions 25
SECTION 3 Decimals 47
SECTION 4 Percentages 71
SECTION 5 Algebra 95
SECTION 6 Geometry 123
ANSWERS 157
v
Introduction
This book—which can be used alone, bination with the Lear-
ningExpress publication, Practical Math ess in 20 Minutes a Day,
or along with another basic math text of your choice—will give you
practice in dealing with whole numbers, fractions, decimals, percent-
ages, basic algebra, and basic geometry. It is designed for individu-
als working on their own, and for teachers or tutors helping students
learn the basics. Practice on 1001 math problems should help allevi-
ate math anxiety, too!
re you frightened of mathematics? You’re not alone. By the time I was nine, I had developed
a full-blown phobia. In fact, my most horrible moments in grade school took place right
A before an arithmetic test. My terror—and avoidance—lasted well into adulthood, until the
day I landed a job with a social service agency and was given the task of figuring budgets, which involved
knowing how to do percentages. I might just as well have been asked to decipher the strange squiggles incised
on the nose-cone of an alien spaceship. I dec