Basic College Mathematics Book

Preface     xiii
Acknowledgments     xx
Diagnostic Pretest     xxiv
Whole Numbers     1
Understanding Whole Numbers     2
Adding Whole Numbers     13
Subtracting Whole Numbers     24
Multiplying Whole Numbers     36
Dividing Whole Numbers     51
How Am I Doing? Sections 1.1-1.5     62
Exponents and the Order of Operations     63
Rounding and Estimating     70
Solving Applied Problems Involving Whole Numbers     81
Chapter 1 Organizer     98
Chapter 1 Review Problems     101
How Am I Doing? Chapter 1 Test     107
Fractions     109
Understanding Fractions     110
Simplifying Fractions     118
Converting Between Improper Fractions and Mixed Numbers     128
Multiplying Fractions and Mixed Numbers     135
Dividing Fractions and Mixed Numbers     142
How Am I Doing? Sections 2.1-2.5     151
Test on Sections 2.1-2.5     152
The Least Common Denominator and Creating Equivalent Fractions     154
Adding and Subtracting Fractions     164
Adding and Subtracting Mixed Numbers and the Orderof Operations     172
Solving Applied Problems Involving Fractions     180
Chapter 2 Organizer     192
Chapter 2 Review Problems     195
How Am I Doing? Chapter 2 Test     199
Cumulative Test for Chapters 1-2     201
Decimals     203
Using Decimal Notation     204
Comparing, Ordering, and Rounding Decimals     210
Adding and Subtracting Decimals     216
Multiplying Decimals     226
How Am I Doing? Sections 3.1-3.4     233
Dividing Decimals     234
Converting Fractions to Decimals and Order of Operations     243
Estimating and Solving Applied Problems Involving Decimals     252
Chapter 3 Organizer     261
Chapter 3 Review Problems     263
How Am I Doing? Chapter 3 Test     267
Cumulative Test for Chapters 1-3     268
Ratio and Proportion     269
Ratios and Rates     270
The Concept of Proportions     278
How Am I Doing? Sections 4.1-4.2     284
Solving Proportions     285
Solving Applied Problems Involving Proportions     293
Chapter 4 Organizer     302
Chapter 4 Review Problems      303
How Am I Doing? Chapter 4 Test     308
Cumulative Test for Chapters 1-4     310
Percent     311
Understanding Percent     312
Changing Between Percents, Decimals, and Fractions     319
Solving Percent Problems Using Equations     328
Solving Percent Problems Using Proportions     337
How Am I Doing? Sections 5.1-5.3     345
Solving Applied Percent Problems     346
Solving Commission, Percent of Increase or Decrease, and Interest Problems     354
Chapter 5 Organizer     362
Chapter 5 Review Problems     365
How Am I Doing? Chapter 5 Test     369
Cumulative Test for Chapters 1-5     371
Statistics
Mean, Median, and Mode     549
Scientific Calculators     A-23
Solutions to Practice Problems     SP-1
Answers to Selected Exercises     SA-1
Applications Index     I-1
Subject Index     I-7
Photo Credits     P-1