# Pre-Algebra Pre-Algebra

ISBN: 9780618250035 / 0618250034

### Chapter 1

Variables, Expressions, And Integers

 Prerequisite Skills p.4 1-1 Expressions and Variables Checkpoint p.6 Exercises p.7 1-2 Powers and Exponents Checkpoint p.10 Exercises p.12 Checkpoint p.15 1-3 Order of Operations Checkpoint p.17 Exercises p.18 Draw Conclusions p.21 1-4 Comparing and Ordering Integers Checkpoint p.22 Exercises p.24 Mid-Chapter Quiz p.27 Draw Conclusions p.28 1-5 Adding Integers Checkpoint p.29 Exercises p.31 1-6 Subtracting Integers Checkpoint p.35 Exercises p.36 Checkpoint p.40 Draw Conclusions p.41 1-7 Multiplying and Dividing Integers Checkpoint p.43 Exercises p.44 1-8 The Coordinate Plane Checkpoint p.47 Exercises p.49 Chapter Review p.52 Chapter Test p.56 Chapter Standardized Test p.57 Problem Solving Practice p.59

### Chapter 2

Solving Equations

 Prerequisite Skills p.62 2-1 Properties and Operations Checkpoint p.64 Exercises p.66 Checkpoint p.70 2-2 The Distributive Property Checkpoint p.72 Exercises p.73 Checkpoint p.77 2-3 Simplifying Variable Expressions Checkpoint p.79 Exercises p.80 Draw Conclusions p.83 Mid-Chapter Quiz p.84 2-4 Variables and Equations Checkpoint p.85 Exercises p.87 Draw Conclusions p.90 2-5 Solving Equations Using Addition or Subtraction Checkpoint p.92 Exercises p.93 Draw Conclusions p.96 2-6 Solving Equations Using Multiplication or Division Checkpoint p.98 Exercises p.99 2-7 Decimal Operations and Equations with Decimals Checkpoint p.103 Exercises p.105 Chapter Review p.108 Chapter Test p.112 Chapter Standardized Test p.113

### Chapter 3

Multi-Step Equations And Inequalities

 Prerequisite Skills p.118 Draw Conclusions p.119 3-1 Solving Two-Step Equations Checkpoint p.120 Exercises p.122 3-2 Solving Equations Having Like Terms and Parentheses Checkpoint p.126 Exercises p.127 Draw Conclusions p.130 3-3 Solving Equations with Variables on Both Sides Checkpoint p.131 Exercises p.133 Draw Conclusions p.136 Mid-Chapter Quiz p.137 3-4 Solving Inequalities Using Addition or Subtraction Checkpoint p.139 Exercises p.140 Draw Conclusions p.143 3-5 Solving Inequalities Using Multiplication or Division Checkpoint p.145 Exercises p.146 3-6 Solving Multi-Step Inequalities Checkpoint p.149 Exercises p.151 Chapter Review p.154 Chapter Test p.158 Chapter Standardized Test p.159 Checkpoint p.161 Practicing Test-Taking Skills p.162 Practicing Test-Taking Skills p.164

### Chapter 4

Factors, Fractions, And Exponents

 Prerequisite Skills p.170 Draw Conclusions p.171 4-1 Factors and Prime Factorization Checkpoint p.172 Exercises p.174 4-2 Greatest Common Factor Checkpoint p.177 Exercises p.179 4-3 Equivalent Fractions Checkpoint p.183 Exercises p.184 4-4 Least Common Multiple Checkpoint p.187 Exercises p.189 Mid-Chapter Quiz p.192 Draw Conclusions p.193 4-5 Rules of Exponents Checkpoint p.194 Exercises p.196 4-6 Negative and Zero Exponents Checkpoint p.199 Exercises p.201 4-7 Scientific Notation Checkpoint p.205 Exercises p.206 Draw Conclusions p.209 Chapter Review p.210 Chapter Test p.214 Chapter Standardized Test p.215

### Chapter 5

Rational Numbers And Equations

 Prerequisite Skills p.218 5-1 Rational Numbers Checkpoint p.220 Exercises p.222 5-2 Adding and Subtracting Like Fractions Checkpoint p.226 Exercises p.227 Draw Conclusions p.230 5-3 Adding and Subtracting Unlike Fractions Checkpoint p.232 Exercises p.233 Mid-Chapter Quiz p.236 5-4 Multiplying Fractions Checkpoint p.238 Exercises p.239 Draw Conclusions p.242 5-5 Dividing Fractions Checkpoint p.244 Exercises p.245 5-6 Using Multiplicative Inverses to Solve Equations Checkpoint p.248 Exercises p.249 Draw Conclusions p.252 5-7 Equations and Inequalities with Rational Numbers Checkpoint p.253 Exercises p.255 Chapter Review p.258 Chapter Test p.262 Chapter Standardized Test p.263 Problem Solving Practice p.265

### Chapter 6

Ratio, Proportion, And Probability

 Prerequisite Skills p.268 6-1 Ratios and Rates Checkpoint p.269 Exercises p.272 6-2 Writing and Solving Proportions Checkpoint p.275 Exercises p.277 6-3 Solving Proportions Using Cross Products Checkpoint p.281 Exercises p.282 Checkpoint p.286 Draw Conclusions p.287 6-4 Similar and Congruent Figures Checkpoint p.289 Exercises p.290 6-5 Similarity and Measurement Checkpoint p.293 Exercises p.295 Mid-Chapter Quiz p.298 Draw Conclusions p.299 6-6 Scale Drawings Checkpoint p.301 Exercises p.302 Draw Conclusions p.305 6-7 Probability and Odds Checkpoint p.307 Exercises p.309 Draw Conclusions p.312 6-8 The Counting Principle Checkpoint p.313 Exercises p.315 Chapter Review p.318 Chapter Test p.322 Chapter Standardized Test p.323

### Chapter 7

Percents

 Prerequisite Skills p.328 7-1 Percents and Fractions Checkpoint p.329 Exercises p.331 Draw Conclusions p.334 7-2 Percents and Proportions Checkpoint p.335 Exercises p.337 7-3 Percents and Decimals Checkpoint p.341 Exercises p.342 7-4 The Percent Equation Checkpoint p.345 Exercises p.347 Mid-Chapter Quiz p.350 Draw Conclusions p.351 7-5 Percent of Change Checkpoint p.352 Exercises p.354 7-6 Percent Applications Checkpoint p.357 Exercises p.359 7-7 Simple and Compound Interest Checkpoint p.362 Exercises p.364 Draw Conclusions p.367 Chapter Review p.368 Chapter Test p.372 Chapter Standardized Test p.373 Practicing Test-Taking Skills p.376 Practicing Test-Taking Skills p.378

### Chapter 8

Linear Fractions

 Prerequisite Skills p.384 8-1 Relations and Functions Checkpoint p.385 Exercises p.387 8-2 Linear Equations in Two Variables Checkpoint p.391 Exercises p.394 Draw Conclusions p.397 8-3 Using Intercepts Checkpoint p.399 Exercises p.400 Draw Conclusions p.403 8-4 The Slope of a Line Checkpoint p.405 Exercises p.407 Checkpoint p.411 8-5 Slope-Intercept Form Checkpoint p.413 Exercises p.415 Mid-Chapter Quiz p.418 8-6 Writing Linear Equations Checkpoint p.419 Exercises p.422 Draw Conclusions p.425 8-7 Function Notation Checkpoint p.426 Exercises p.428 8-8 Systems of Linear Equations Checkpoint p.432 Exercises p.433 8-9 Graphs of Linear Inequalities Checkpoint p.437 Exercises p.439 Chapter Review p.442 Chapter Test p.446 Chapter Standardized Test p.447 Problem Solving Practice p.449

### Chapter 9

Real Numbers And Right Triangles

 Prerequisite Skills p.452 9-1 Square Roots Checkpoint p.453 Exercises p.455 9-2 Simplifying Square Roots Checkpoint p.459 Exercises p.460 Checkpoint p.463 Draw Conclusions p.464 9-3 The Pythagorean Theorem Checkpoint p.466 Exercises p.467 9-4 Real Numbers Checkpoint p.470 Exercises p.472 Mid-Chapter Quiz p.475 9-5 The Distance and Midpoint Formulas Checkpoint p.477 Exercises p.479 Draw Conclusions p.482 9-6 Special Right Triangles Checkpoint p.484 Exercises p.485 Draw Conclusions p.488 9-7 The Tangent Ratio Checkpoint p.489 Exercises p.491 9-8 The Sine and Cosine Ratios Checkpoint p.495 Exercises p.496 Draw Conclusions p.499 Chapter Review p.500 Chapter Test p.504 Chapter Standardized Test p.505

### Chapter 10

Measurement, Area, And Volume

 Prerequisite Skills p.510 10-1 Triangles Checkpoint p.511 Exercises p.513 10-2 Polygons and Quadrilaterals Checkpoint p.517 Exercises p.518 10-3 Areas of Parallelograms and Trapezoids Checkpoint p.522 Exercises p.524 Draw Conclusions p.527 10-4 Circumference and Area of a Circle Checkpoint p.529 Exercises p.531 Mid-Chapter Quiz p.534 Checkpoint p.536 Draw Conclusions p.537 10-5 Surface Areas of Prisms and Cylinders Checkpoint p.539 Exercises p.541 10-6 Surface Areas of Pyramids and Cones Checkpoint p.546 Exercises p.547 Draw Conclusions p.550 10-7 Volumes of Prisms and Cylinders Checkpoint p.553 Exercises p.554 Draw Conclusions p.557 10-8 Volumes of Pyramids and Cones Checkpoint p.559 Exercises p.560 Chapter Review p.564 Chapter Test p.568 Chapter Standardized Test p.569 Checkpoint p.571 Practicing Test-Taking Skills p.572 Practicing Test-Taking Skills p.574

### Chapter 11

Data Analysis And Probability

 Prerequisite Skills p.580 11-1 Stem-and-Leaf Plots and Histograms Checkpoint p.583 Exercises p.584 Draw Conclusions p.587 11-2 Box-and-Whisker Plots Checkpoint p.589 Exercises p.590 Draw Conclusions p.593 Checkpoint p.595 11-3 Using Data Displays Checkpoint p.597 Exercises p.598 11-4 Collecting Data Checkpoint p.602 Exercises p.603 Draw Conclusions p.606 Draw Conclusions p.608 11-5 Interpreting Data Checkpoint p.609 Exercises p.611 Mid-Chapter Quiz p.614 11-6 Permutations Checkpoint p.615 Exercises p.617 11-7 Combinations Checkpoint p.620 Exercises p.623 Draw Conclusions p.626 11-8 Probabilities of Disjoint and Overlapping Events Checkpoint p.627 Exercises p.630 Draw Conclusions p.633 11-9 Independent and Dependent Events Checkpoint p.634 Exercises p.637 Chapter Review p.640 Chapter Test p.644 Chapter Standardized Test p.645

### Chapter 12

Polynomials And Nonlinear Functions

 Prerequisite Skills p.650 12-1 Polynomials Checkpoint p.651 Exercises p.653 Draw Conclusions p.656 12-2 Adding and Subtracting Polynomials Checkpoint p.657 Exercises p.659 12-3 Multiplying Monomials and Polynomials Checkpoint p.662 Exercises p.664 Draw Conclusions p.667 12-4 Multiplying Binomials Checkpoint p.668 Exercises p.670 Mid-Chapter Quiz p.673 12-5 Other Rules of Exponents Checkpoint p.674 Exercises p.676 12-6 Quadratic Functions Checkpoint p.679 Exercises p.682 Draw Conclusions p.685 12-7 Exponential Growth and Decay Checkpoint p.687 Exercises p.689 12-8 Sequences Checkpoint p.693 Exercises p.695 Chapter Review p.698 Chapter Test p.702 Chapter Standardized Test p.703 Problem Solving Practice p.705

### Chapter 13

Angle Relationships And Transformations

 Prerequisite Skills p.708 13-1 Angle Relationships Checkpoint p.709 Exercises p.711 Checkpoint p.715 13-2 Angles and Parallel Lines Checkpoint p.716 Exercises p.718 Draw Conclusions p.721 13-3 Angles and Polygons Checkpoint p.723 Exercises p.725 Mid-Chapter Quiz p.728 13-4 Translations Checkpoint p.729 Exercises p.731 13-5 Reflections and Symmetry Checkpoint p.735 Exercises p.736 Draw Conclusions p.739 Draw Conclusions p.740 13-6 Rotations and Symmetry Checkpoint p.742 Exercises p.744 13-7 Dilations Checkpoint p.748 Exercises p.749 Chapter Review p.752 Chapter Test p.756 Chapter Standardized Test p.757 Checkpoint p.759 Practicing Test-Taking Skills p.760 Practicing Test-Taking Skills p.762 End-of-Course Test p.765

### Chapter 14

Extra Practice

 Practice p.770 Practice p.771 Practice p.772 Practice p.773 Practice p.774 Practice p.775 Practice p.776 Practice p.777 Practice p.778 Practice p.779 Practice p.780 Practice p.781 Practice p.782 Practice p.783 Practice p.784 Practice p.785 Practice p.786 Practice p.787 Practice p.788 Practice p.789 Practice p.790 Practice p.791 Practice p.792 Practice p.793 Practice p.794 Practice p.795 Practice p.796 Practice p.797 Practice p.798 Practice p.799 Practice p.800 Practice p.801 Practice p.802 Chapter 1 p.803 Chapter 2 p.804 Chapter 3 p.805 Chapter 4 p.806 Chapter 5 p.807 Chapter 6 p.808 Chapter 7 p.809 Chapter 8 p.810 Chapter 9 p.811 Chapter 10 p.812 Chapter 11 p.813 Chapter 12 p.814 Chapter 13 p.815
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