Basic Math & Pre-Algebra All-in-One For Dummies (+ Chapter Quizzes Online). Mark Zegarelli
Chapter 21: Setting Things Up with Basic Set Theory Understanding Sets Performing Operations on Sets Practice Questions Answers and Explanations Whaddya Know? Chapter 21 Quiz Answers to Chapter 21 Quiz
11 Unit 7: The X-Files: Introduction to Algebra Chapter 22: Working with Algebraic Expressions Seeing How X Marks the Spot Expressing Yourself with Algebraic Expressions Evaluating Algebraic Expressions Knowing the Terms Adding and Subtracting Like Terms Multiplying and Dividing Terms Simplifying Expressions by Combining Like Terms Removing Parentheses from an Algebraic Expression FOILing: Dealing with Two Sets of Parentheses Practice Questions Answers and Explanations Whaddya Know? Chapter 22 Quiz Answers to Chapter 22 Quiz Chapter 23: Solving Algebraic Equations Understanding Algebraic Equations The Balancing Act: Solving for x Rearranging Equations and Isolating x Practice Questions Answers and Explanations Whaddya Know? Chapter 23 Quiz Answers to Chapter 23 Quiz Chapter 24: Tackling Algebra Word Problems Solving Algebra Word Problems in Five Steps Choosing Your Variable Wisely Solving More-Complex Algebraic Problems Practice Questions Answers and Explanations Whaddya Know? Chapter 24 Quiz Answers to Chapter 24 Quiz Chapter 25: Graphing Algebraic Equations Graphing on the xy-Plane Understanding Linear Equations Measuring the Slope of a Line Graphing Linear Equations Using the Slope and y-intercept Practice Questions Answers and Explanations Whaddya Know? Chapter 25 Quiz Answers to Chapter 25 Quiz
12 Index
List of Tables
1 Chapter 3Table 3-1 45,019 Displayed in a Place-Value ChartTable 3-2 5,001,000 Displayed Incorrectly without Placeholding ZerosTable 3-3 3,040,070 Displayed with Two Leading ZerosTable 3-4 A Place-Value Chart Separated by Commas
2 Chapter 13Table 13-1 Breaking Down 4,672 in Terms of Place ValueTable 13-2 Breaking Down the Decimal 4,672.389Table 13-3 Example of Attaching Leading ZerosTable 13-4 Example of Attaching Trailing ZerosTable 13-5 Example of Zeros as PlaceholdersTable 13-6 Example of Decimal Points and Place Value of DigitsTable 13-7 Example of Numbers Shifting One Place
3 Chapter 14TABLE 14-1 The Three Main Types of Percent Problems
4 Chapter 17Table 17-1 Powers of Ten Expressed as Exponents
5 Chapter 18Table 18-1 Commonly Used English Units of MeasurementTable 18-2 Five Basic Metric UnitsTable 18-3 Ten Metric PrefixesTable 18-4 Comparing Celsius and Fahrenheit TemperaturesTable 18-5 Conversion Factors for English and Metric Units
6 Chapter 20Table 20-1 Sister Elena’s Fifth-Grade SurveyTable 20-2 Favorite Colors in Sister Elena’s ClassTable 20-3 Height and Spelling Test Scores
7 Chapter 25Table 25-1 Plotting the Points for the Linear Equation
List of Illustrations
1 Chapter 1FIGURE 1-1: Square numbers. FIGURE 1-2: The number 12 laid out in two rectangular patterns. FIGURE 1-3: Composite numbers, such as 8 and 15, can form rectangles.FIGURE 1-4: Unlucky 13, a prime example of a number that refuses to fit in a bo...
2 Chapter 4FIGURE 4-1: Negative numbers on the number line.
3 Chapter 10FIGURE 10-1: Two halves of a cake. FIGURE 10-2: Cake cut into thirds. FIGURE 10-3: Cakes cut and shaded into
4 Chapter 13FIGURE 13-1: One-half (0.5) of a dollar bill. FIGURE 13-2: One-fourth (0.25) of a dollar bill. FIGURE 13-3: Three-fourths (0.75) of a dollar bill. FIGURE 13-4: Cakes cut and shaded into (A) 0.75, (B) 0.4, (C) 0.1, and (D) 0.7....
5 Chapter