

1  (68) 

An Introduction to the Whole Numbers 


2  (9) 


11  (8) 

Subtracting Whole Numbers 


19  (6) 

Multiplying Whole Numbers 


25  (10) 


35  (10) 


43  (2) 

Prime Factors and Exponents 


45  (24) 


52  (8) 

Key Concept: Order of Operations 


60  (1) 


61  (1) 


62  (4) 


66  (1) 


67  (2) 


69  (58) 

An Introduction to the Integers 


70  (10) 


80  (9) 


89  (7) 

Multiplication of Integers 


96  (8) 


104  (5) 

Order of Operations and Estimation 


109  (18) 

Key Concept: Signed Numbers 


116  (1) 


117  (1) 


118  (5) 


123  (2) 

Cumulative Review Exercises 


125  (2) 

Fractions and Mixed Numbers 


127  (72) 

The Fundamental Property of Fractions 


128  (8) 


136  (9) 


145  (6) 

Adding and Subtracting Fractions 


151  (12) 


161  (2) 

Multiplying and Dividing Mixed Numbers 


163  (8) 

Adding and Subtracting Mixed Numbers 


171  (8) 

Order of Operations and Complex Fractions 


179  (20) 

Key Concept: The Fundamental Property of Fractions 


188  (1) 


189  (1) 


190  (5) 


195  (2) 

Cumulative Review Exercises 


197  (2) 


199  (60) 

An Introduction to Decimals 


200  (9) 

Addition and Subtraction with Decimals 


209  (7) 

Multiplication with Decimals 


216  (8) 


224  (10) 


232  (2) 


234  (8) 


242  (17) 

Key Concept: The Real Numbers 


248  (1) 


249  (1) 


250  (5) 


255  (2) 

Cumulative Review Exercises 


257  (2) 


259  (50) 

Percents, Decimals, and Fractions 


260  (9) 


269  (10) 


279  (11) 


288  (2) 


290  (19) 


298  (1) 


299  (1) 


300  (5) 


305  (2) 

Cumulative Review Exercises 


307  (2) 

Ratio, Proportion, and Measurement 


309  (56) 


310  (8) 


318  (9) 

American Units of Measurement 


327  (10) 

Metric Units of Measurement 


337  (11) 

Converting between American and Metric Units 


348  (17) 


355  (1) 


356  (1) 


357  (4) 


361  (2) 

Cumulative Review Exercises 


363  (2) 


365  (28) 

Reading Graphs and Tables 


366  (11) 


377  (16) 

Key Concept: Mean, Median, and Mode 


384  (1) 


385  (1) 


386  (3) 


389  (2) 

Cumulative Review Exercises 


391  (2) 

An Introduction to Algebra 


393  (66) 

Solving Equations by Addition and Subtraction 


394  (8) 

Solving Equations by Division and Multiplication 


402  (8) 

Algebraic Expressions and Formulas 


410  (11) 

Simplifying Algebraic Expressions and the Distributive Property 


421  (5) 


426  (9) 

Simplifying Expressions to Solve Equations 


435  (5) 


440  (19) 


447  (1) 


448  (1) 


449  (6) 


455  (2) 

Cumulative Review Exercises 


457  (2) 

An Introduction to Geometry 


459  


460  (9) 

Parallel and Perpendicular Lines 


469  (7) 


476  (7) 


483  (9) 

Perimeters and Areas of Polygons 


492  (12) 


504  (8) 


512  


523  (1) 


524  (1) 


525  (8) 


533  (2) 

Cumulative Review Exercises 


535  
Appendix I Polynomials 

A1  

I.1 Introduction to Polynomials 


A1  

I.2 Adding and Subtracting Polynomials 


A4  

I.3 Multiplying Polynomials 


A10  
Appendix II Inductive and Deductive Reasoning 

A15  
Appendix III Roots and Powers 

A22  
Appendix IV Answers to Selected Exercises 

A23  
Index 

I1  