Table Of ContentBasic College
Mathematics
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Basic College
Mathematics
Sixth Edition
University of New Orleans
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Library of Congress Cataloging-in-Publication Data
Names: Martin-Gay, K. Elayn, - author.
Title: Basic college mathematics / by Elayn Martin-Gay, University of New
Orleans.
Description: Sixth edition. | New York, NY : Pearson, [2019]
Identifiers: LCCN 2017042909| ISBN 9780134840420 (se : alk. paper) | ISBN
9780134844886 (aie) | ISBN 9780134844930 (alc) | ISBN 9780134850498 (epub)
Subjects: LCSH: Mathematics–Textbooks.
Classification: LCC QA39.3 .M37 2019 | DDC 510–dc23
LC record available at https://lccn.loc.gov/2017042909
1 17
ISBN-13: 978-0-13-484042-0 (Student Edition)
ISBN-10: 0-13-484042-9
This book is dedicated to students everywhere—
and we should all be students. After all, is there anyone among
us who truly knows too much? Take that hint and continue
to learn something new every day of your life.
Best wishes from a fellow student:
Elayn Martin-Gay
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Contents
Preface xiii
Applications Index xxiii
1
The Whole Numbers
1
1.1 Study Skill Tips for Success in Mathematics 2
1.2 Place Value, Names for Numbers, and Reading Tables 8
1.3 Adding Whole Numbers and Perimeter 17
1.4 Subtracting Whole Numbers 28
1.5 Rounding and Estimating 39
1.6 Multiplying Whole Numbers and Area 48
1.7 Dividing Whole Numbers 61
Integrated Review—Operations on Whole Numbers 75
1.8 An Introduction to Problem Solving 77
1.9 Exponents, Square Roots, and Order of Operations 87
Group Activity 96
Vocabulary Check 97
Chapter Highlights 97
Chapter Review 101
Getting Ready for the Test 108
Chapter Test 109
2
Multiplying and Dividing Fractions
111
2.1 Introduction to Fractions and Mixed Numbers 112
2.2 Factors and Prime Factorization 124
2.3 Simplest Form of a Fraction 131
Integrated Review—Summary on Fractions, Mixed Numbers, and Factors 141
2.4 Multiplying Fractions and Mixed Numbers 143
2.5 Dividing Fractions and Mixed Numbers 154
Group Activity 162
Vocabulary Check 163
Chapter Highlights 163
Chapter Review 166
Getting Ready for the Test 169
Chapter Test 170
Cumulative Review 172
vii
viii Contents
3
Adding and Subtracting Fractions
175
3.1 Adding and Subtracting Like Fractions 176
3.2 Least Common Multiple 185
3.3 Adding and Subtracting Unlike Fractions 192
Integrated Review—Operations on Fractions and Mixed Numbers 203
3.4 Adding and Subtracting Mixed Numbers 205
3.5 Order, Exponents, and the Order of Operations 216
3.6 Fractions and Problem Solving 223
Group Activity 233
Vocabulary Check 234
Chapter Highlights 234
Chapter Review 237
Getting Ready for the Test 242
Chapter Test 243
Cumulative Review 245
4
Decimals
248
4.1 Introduction to Decimals 249
4.2 Order and Rounding 256
4.3 Adding and Subtracting Decimals 265
4.4 Multiplying Decimals and Circumference of a Circle 276
Integrated Review—Operations on Decimals 286
4.5 Dividing Decimals and Order of Operations 288
4.6 Fractions and Decimals 299
Group Activity 307
Vocabulary Check 308
Chapter Highlights 308
Chapter Review 310
Getting Ready for the Test 315
Chapter Test 316
Cumulative Review 318
5
Ratio and Proportion
321
5.1 Ratios 322
5.2 Rates 329
Integrated Review— Ratio and Rate 336
5.3 Proportions 338
5.4 Proportions and Problem Solving 346
Group Activity 356
Vocabulary Check 357
Chapter Highlights 357
Chapter Review 359
Contents ix
Getting Ready for the Test 363
Chapter Test 364
Cumulative Review 366
6
Percent
369
6.1 Introduction to Percent 370
6.2 Percents and Fractions 377
6.3 Solving Percent Problems Using Equations 384
6.4 Solving Percent Problems Using Proportions 392
Integrated Review—Percent and Percent Problems 400
6.5 Applications of Percent 402
6.6 Percent and Problem Solving: Sales Tax, Commission, and Discount 413
6.7 Percent and Problem Solving: Interest 420
Group Activity 427
Vocabulary Check 427
Chapter Highlights 428
Chapter Review 431
Getting Ready for the Test 435
Chapter Test 436
Cumulative Review 438
7
Measurement
440
7.1 Length: U.S. and Metric Systems of Measurement 441
7.2 Weight and Mass: U.S. and Metric Systems of Measurement 454
7.3 Capacity: U.S. and Metric Systems of Measurement 464
Integrated Review—Length, Weight, and Capacity 473
7.4 Conversions Between the U.S. and Metric Systems 475
7.5 Temperature: U.S. and Metric Systems of Measurement 480
7.6 Energy: U.S. and Metric Systems of Measurement 485
Group Activity 490
Vocabulary Check 491
Chapter Highlights 491
Chapter Review 494
Getting Ready for the Test 499
Chapter Test 500
Cumulative Review 502
8
Geometry
504
8.1 Lines and Angles 505
8.2 Plane Figures and Solids 516
8.3 Perimeter 525
8.4 Area 535
