Preface 

xi  
Acknowledgments 

xix  
To the Student 

xxix  
Diagnostic Pretest 

xxxi  


1  (106) 


2  (2) 

Understanding Whole Numbers 


4  (10) 

Addition of Whole Numbers 


14  (12) 

Subtraction of Whole Numbers 


26  (12) 

Multiplication of Whole Numbers 


38  (13) 

Division of Whole Numbers 


51  (11) 

Putting Your Skills to Work: Costs for Vacation 


61  (1) 

Exponents and Order of Operations 


62  (7) 


69  (11) 


80  (27) 


94  (1) 


95  (3) 

Chapter 1 Review Problems 


98  (6) 


104  (3) 


107  (92) 


108  (2) 


110  (7) 


117  (9) 

Improper Fractions and Mixed Numbers 


126  (7) 

Multiplication of Fractions and Mixed Numbers 


133  (7) 

Division of Fractions and Mixed Numbers 


140  (10) 

Test on Sections 2.1 to 2.5 


148  (2) 

The Least Common Denominator and Building up Fractions 


150  (9) 

Addition and Subtraction of Fractions 


159  (7) 

Combining Mixed Numbers and Order of Operations 


166  (9) 

Putting Your Skills to Work: A Colonial Recipe 


174  (1) 

Applied Problems Involving Fractions 


175  (24) 


187  (1) 


188  (3) 

Chapter 2 Review Problems 


191  (4) 


195  (2) 

Cumulative Test for Chapters 12 


197  (2) 


199  (66) 


200  (2) 


202  (6) 

Comparing, Ordering, and Rounding Decimals 


208  (6) 

Addition and Subtraction of Decimals 


214  (8) 

Multiplication of Decimals 


222  (7) 


229  (9) 

Putting Your Skills to Work: The Thinning Ice Cap 


237  (1) 

Converting Fractions to Decimals and Order of Operations 


238  (8) 

Applied Problems Involving Decimals 


246  (19) 


254  (1) 


255  (3) 

Chapter 3 Review Problems 


258  (4) 


262  (1) 

Cumulative Test for Chapters 13 


263  (2) 


265  (42) 


266  (2) 


268  (8) 

The Concept of Proportions 


276  (6) 


282  (8) 

Applied Problems Involving Proportions 


290  (17) 

Putting Your Skills to Work: Studying the Moose Population 


297  (1) 


298  (1) 


299  (1) 

Chapter 4 Review Problems 


300  (4) 


304  (2) 

Cumulative Test for Chapters 14 


306  (1) 


307  (60) 


308  (2) 


310  (7) 

Changing Between Percents, Decimals, and Fractions 


317  (9) 

Solving Percent Problems Using an Equation 


326  (8) 

Solving Percent Problems Using a Proportion 


334  (7) 

Solving Applied Percent Problems 


341  (7) 

Solving Commission, Percent of Increase, and Interest Problems 


348  (19) 

Putting Your Skills to Work: Nutrition Facts and Percents 


354  (1) 


355  (1) 


356  (3) 

Chapter 5 Review Problems 


359  (3) 


362  (2) 

Cumulative Test for Chapters 15 


364  (3) 


367  (48) 


368  (1) 


369  (7) 

Metric Measurements: Length 


376  (9) 

Metric Measurements: Volume and Weight 


385  (7) 

Conversion of Units (Optional) 


392  (8) 

Putting Your Skills to Work: Ships and Nautical Miles 


399  (1) 

Solving Applied Measurement Problems 


400  (15) 


406  (1) 


407  (1) 

Chapter 6 Review Problems 


408  (3) 


411  (2) 

Cumulative Test for Chapters 16 


413  (2) 


415  (98) 


416  (3) 


419  (8) 


427  (9) 

Parallelograms, Trapezoids and Rhombuses 


436  (8) 


444  (7) 


451  (5) 


456  (8) 


464  (9) 


473  (9) 

Putting Your Skills to Work: Newspaper Math 


480  (2) 

Similar Geometric Figures 


482  (7) 

Applied Problems Involving Geometry 


489  (24) 


495  (1) 


496  (4) 

Chapter 7 Review Problems 


500  (6) 


506  (3) 

Cumulative Test for Chapters 17 


509  (4) 


513  (44) 


514  (3) 


517  (6) 

Bar Graphs and Line Graphs 


523  (7) 

Putting Your Skills to Work: America's Aging Population 


529  (1) 


530  (7) 


537  (20) 


544  (1) 


545  (1) 

Chapter 8 Review Problems 


546  (7) 


553  (2) 

Cumulative Test for Chapters 18 


555  (2) 


557  (50) 


558  (2) 

Addition of Signed Numbers 


560  (11) 

Subtraction of Signed Numbers 


571  (6) 

Multiplication and Division of Signed Numbers 


577  (6) 

Order of Operations with Signed Numbers 


583  (5) 


588  (19) 

Putting Your Skills to Work: Mathematics of Cleaning Up Nuclear Waste 


595  (1) 


596  (1) 


597  (1) 

Chapter 9 Review Problems 


598  (4) 


602  (2) 

Cumulative Test for Chapters 19 


604  (3) 


607  (59) 


608  (2) 


610  (5) 

The Distributive Property 


615  (6) 

Solve Equations Using the Addition Property 


621  (5) 

Solve Equations Using the Division or Multiplication Property 


626  (5) 

Solve Equations Using Two Properties 


631  (7) 

Putting Your Skills to Work: The Relationship of Gender and Income 


637  (1) 

Translating English to Algebra 


638  (7) 


645  (21) 


655  (1) 


656  (3) 

Chapter 10 Review Problems 


659  (3) 


662  (2) 

Cumulative Test for Chapters 110 


664  (2) 
Practice Final Examination 

666  
Glossary 

1  (1) 
Appendix A: Tables 

1  (4) 


1  (1) 

Basic Multiplication Facts 


2  (1) 


3  (1) 


4  (1) 
Appendix B: The Use of a Scientific Calculator 

5  
Solutions to Practice Problems 

1  (1) 
Selected Answers 

1  (1) 
Index of Applications 

1  (4) 
Subject Index 

5  
Photo Credits 

1  