Table of Contents

Unit One • Numbers—Addition and Subtraction
 Place Value of FiveDigit Numbers
 Writing FiveDigit Numbers in Various Forms
 Comparing FiveDigit Numbers
 Comparing and Ordering Numbers up to 1,000,000
 Ordering FiveDigit Numbers
 Rounding Numbers up to 10,000
 Column Addition of Numbers up to 1,000,000
 Column Addition of Numbers up to 100,000
 Column Subtraction of Numbers up to 1,000,000
 Column Subtraction of Numbers up to 100,000

Unit Two • Multiplication
 Distributive Property of Multiplication
 Multiplying a TwoDigit Number by a OneDigit Number: Column Method with Regrouping
 Multiplying a FourDigit Number by a OneDigit Number
 Multiplying a ThreeDigit Number by a OneDigit Number: Column Method
 Multiplying TwoDigit Numbers: The Column Method
 Multiplying a ThreeDigit Number by a TwoDigit Number
 Squares of Numbers
 Unit Three • Division

Unit Four • Fractions and Mixed Numbers
 Equivalent Fractions Using Models
 Equivalent Fractions Using Division
 Simplifying Fractions Using Common Factors
 Converting Improper Fractions to Mixed Numbers
 Converting Mixed Numbers to Improper Fractions
 Fractions Greater Than One on a Number Line
 Adding Proper Fractions When Denominators Are Multiples: Sums at Most One
 Adding Fractions with Unlike Denominators
 Adding Mixed Numbers: Denominators Are Multiples
 Subtracting Fractions with Like Denominators
 Subtracting Proper Fractions: Denominators Are Multiples
 Subtracting Fractions with Unlike Denominators
 Subtracting Mixed Numbers with Unlike Denominators
 Unit Five • Decimal Fractions