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Mark Zegarelli
Basic Math & Pre-Algebra All-in-One For Dummies (+ Chapter Quizzes Online)
Читать книгу Basic Math & Pre-Algebra All-in-One For Dummies (+ Chapter Quizzes Online) - Mark Zegarelli - Страница 1
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Basic Math & Pre-Algebra All-in-One For Dummies® To view this book's Cheat Sheet, simply go to
www.dummies.com
and search for “Basic Math & Pre-Algebra All-in-One For Dummies Cheat Sheet” in the Search box. Table of Contents
List of Tables
List of Illustrations
Guide
Pages
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Playing the Numbers Game
Inventing Numbers
Understanding Number Sequences
Evening the odds
Counting by threes, fours, fives, and so on
Getting square with square numbers
Composing yourself with composite numbers
Stepping out of the box with prime numbers
Multiplying quickly with exponents
Four Important Sets of Numbers
Counting on the counting numbers
Introducing integers
Staying rational
Getting real
Страница 25
The Big Four Operations
The Big Four Operations
Adding things up: Addition
Take it away: Subtraction
A sign of the times: Multiplication
Doing math lickety-split: Division
Applying the Big Four Operations to Larger Numbers
Calculating stacked addition
Performing stacked subtraction
Calculating with stacked multiplication
Understanding long division
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Counting on Success: Numbers and Digits
TELLING THE DIFFERENCE BETWEEN NUMBERS AND DIGITS
Knowing Your Place Value
Counting to ten and beyond
Telling placeholders from leading zeros
Reading long numbers
Close Enough for Rock ‘n’ Roll: Rounding and Estimating
Rounding numbers
Rounding numbers to the nearest ten
Rounding numbers to the nearest hundred and beyond
Estimating value to make problems easier
Practice Questions Answers and Explanations
Whaddya Know? Chapter 3 Quiz
Answers to Chapter 3 Quiz
Страница 53
Staying Positive with Negative Numbers
Understanding Where Negative Numbers Come From
Sign-Switching: Understanding Negation and Absolute Value
Addition and Subtraction with Negative Numbers
Starting with a negative number
Adding a negative number
Subtracting a negative number
Knowing Signs of the Times (and Division) for Negative Numbers
Practice Questions Answers and Explanations
Whaddya Know? Chapter 4 Quiz
Answers to Chapter 4 Quiz
Страница 65
Putting the Big Four Operations to Work
Switching Things Up with Inverse Operations and the Commutative Property
Getting with the In-Group: Parentheses and the Associative Property
Distribution to lighten the load
Understanding Inequalities
Doesn’t equal (≠)
Less than (<) and greater than (>)
Less than or equal to (≤) and greater than or equal to (≥)
Approximately equals (≈)
Moving Beyond the Big Four: Exponents and Square Roots
Understanding exponents
Discovering your roots
Practice Questions Answers and Explanations
Whaddya Know? Chapter 5 Quiz
Answers to Chapter 5 Quiz
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