Introduction 1 What You''ll Find 1 How This Workbook Is Organized 1 Part 1: Questions 2 Part 2: Answers 3 Beyond the Book 3 Where to Go from Here 4 Part 1: The Questions 5 Chapter 1: The Big Four Operations 7 The Problems You''ll Work On 7 What to Watch Out For 7 Rounding 8 Adding, Subtracting, Multiplying, and Dividing 8 Chapter 2: Less than Zero: Working with Negative Numbers 11 The Problems You''ll Work On 11 What to Watch Out For 11 Adding and Subtracting Negative Numbers 12 Multiplying and Dividing Negative Numbers 13 Working with Absolute Value 14 Chapter 3: You''ve Got the Power: Powers and Roots 17 The Problems You''ll Work On 17 What to Watch Out For 17 Multiplying a Number by Itself 18 Finding Square Roots 20 Negative and Fractional Exponents 21 Chapter 4: Following Orders: Order of Operations 23 The Problems You''ll Work On 23 What to Watch Out For 23 The Big Four Operations 24 Operations with Exponents 24 Operations with Parentheses 25 Operations with Square Roots 26 Operations with Fractions 26 Operations with Absolute Values 27 Chapter 5: Big Four Word Problems 29 The Problems You''ll Work On 29 What to Watch Out For 29 Basic Word Problems 30 Intermediate Word Problems 31 Advanced Word Problems 33 Chapter 6: Divided We Stand 35 The Problems You''ll Work On 35 What to Watch Out For 36 Determining Divisibility 36 Working with Prime and Composite Numbers 41 Chapter 7: Factors and Multiples 43 The Problems You''ll Work On 43 What to Watch Out For 43 Identifying Factors 44 Finding Nondistinct Prime Factors 46 Figuring the Greatest Common Factor 46 Mastering Multiples 47 Looking for the Least Common Multiple 48 Chapter 8: Word Problems about Factors and Multiples 49 The Problems You''ll Work On 49 What to Watch Out For 49 Basic Word Problems 50 Intermediate Word Problems 50 Advanced Word Problems 51 Chapter 9: Fractions 53 The Problems You''ll Work On 53 What to Watch Out For 53 Identifying Fractions 54 Converting Numbers to Fractions 56 Converting Fractions to Mixed Numbers 56 Increasing Terms 56 Reducing Terms 57 Comparing Fractions 57 Multiplying and Dividing Fractions 58 Adding and Subtracting Fractions 58 Adding and Subtracting Fractions Using Cross-Multiplication 59 Adding and Subtracting Fractions by Increasing Terms 60 Adding and Subtracting Fractions by Finding a Common Denominator 60 Multiplying and Dividing Mixed Numbers 61 Adding and Subtracting Mixed Numbers 61 Simplifying Fractions 62 Chapter 10: Decimals 63 The Problems You''ll Work On 63 What to Watch Out For 63 Converting Fractions and Decimals 64 Adding and Subtracting Decimals 66 Multiplying and Dividing Decimals 67 Chapter 11: Percents 69 The Problems You''ll Work On 69 What to Watch Out For 69 Converting Decimals, Fractions, and Percents 70 Solving Percent Problems 72 Chapter 12: Ratios and Proportions 75 The Problems You''ll Work On 75 What to Watch Out For 75 Fractions and Ratios 76 Using Equations to Solve Ratios and Proportions 77 Chapter 13: Word Problems for Fractions, Decimals, and Percents 79 The Problems You''ll Work On 79 What to Watch Out For 79 Fraction Problems 80 Decimal Problems 82 Percent Problems 83 Chapter 14: Scientific Notation 87 The Problems You''ll Work On 87 What to Watch Out For 87 Converting Standard Notation and Scientific Notation 88 Multiplying Numbers in Scientific Notation 89 Chapter 15: Weights and Measures 91 The Problems You''ll Work On 91 What to Watch Out For 91 English Measurements 92 Metric Units 93 Temperature Conversions 94 Converting English and Metric Units 94 Chapter 16: Geometry 97 The Problems You''ll Work On 97 What to Watch Out For 97 Angles 98 Squares 100 Rectangles 101 Parallelograms and Trapezoids 102 Area of Triangles 103 The Pythagorean Theorem 104 Circles 105 Volume 107 Chapter 17: Graphing 109 The Problems You''ll Work On 109 What to Watch Out For 109 Bar Graph 110 Pie Chart 110 Line Graph 111 Population Pictograph 112 Pie Chart 112 Trees Pictograph 113 Cartesian Graph 114 Chapter 18: Statistics and Probability 115 The Problems You''ll Work On 115 What to Watch Out For 115 Finding Means 116 Finding Weighted Means 117 Medians and Modes 118 Independent Events 118 Dependent Events 119 Probability 121 Chapter 19: Set Theory 123 The Problems You''ll Work On 123 What to Watch Out For 123 Performing Operations on Sets 124 Set Relationships 125 Complements 125 Venn Diagrams 125 Chapter 20: Algebraic Expressions 127 The Problems You''ll Work On 127 What to Watch Out For 127 Evaluating 128 Simplifying 128 Factoring 130 Simplifying by Factoring 131 Chapter 21: Solving Algebraic Equations 133 The Problems You''ll Work On 133 What to Watch Out For 133 Simple Equations 134 Isolating Variables 135 Solving Equations with Decimals 135 Solving Equations with Parentheses 136 Solving Equations with Fractions 136 Factoring 138 Chapter 22: Solving Algebra Word Problems 139 The Problems You''ll Work On 139 What to Watch Out For 139 Word Problems 140 Part 2: The Answers 143 Chapter 23: Answers 145 Index 407.