Table of Contents
 Section One • Number and Place Value

Section Two • Calculations
 Column Addition of Numbers up to 100,000
 Adding Decimals with Hundredths: The Column Method
 Column Subtraction of Numbers up to 100,000
 Subtracting Decimals with Hundredths: The Column Method
 Mental Addition of Numbers up to 10,000
 Mental Subtraction of Numbers up to 10,000
 Column Addition of Numbers up to 1,000,000
 Column Subtraction of Numbers up to 1,000,000
 Adding and Subtracting Decimals Mentally
 Estimating Sums and Differences: FourDigit Numbers
 Estimating Decimals Sums
 Estimating Decimals Differences
 Square Numbers
 Cube Numbers
 Multiples
 Common Multiples
 Factors
 Prime and Composite Numbers
 Multiplying and Dividing by 10, 100, and 1000
 Multiplying Decimals by 10, 100, and 1000
 Dividing Decimals by 10, 100, and 1000
 Mental Multiplication
 Mental Multiplication: Doubling and Halving
 Dividing a TwoDigit Number by a OneDigit Number: Breaking Apart Tens and Ones
 Dividing Multiples of 10, 100, and 1000 by a OneDigit Number
 Multiplying TwoDigit Numbers: The Column Method
 Multiplying a ThreeDigit Number by a TwoDigit Number
 Multiplying a FourDigit Number by a TwoDigit Number
 Dividing FourDigit Numbers by OneDigit Numbers without Remainders
 Dividing FourDigit Numbers by OneDigit Numbers with Remainders
 Interpreting Remainders
 Word Problems: Multiplying by OneDigit Numbers
 Word Problems: Dividing by OneDigit Numbers
 Word Problems: The Four Operations

Section Three • Fractions, Decimals and Percentages
 Modeling Thousandths
 Writing Thousandths
 Equivalent Fractions Using Multiplication
 Equivalent Fractions Using Division
 Identifying Mixed Numbers, Proper Fractions, and Improper Fractions
 Converting Improper Fractions to Mixed Numbers
 Converting Mixed Numbers to Improper Fractions
 Adding Proper Fractions When Denominators Are Multiples: Sums at Most One
 Subtracting Proper Fractions: Denominators Are Multiples
 Adding Proper Fractions When Denominators Are Multiples: Sums Greater Than One
 Adding Mixed Numbers: Denominators Are Multiples
 Subtracting Fractions from Mixed Numbers: No Regrouping
 Subtracting Fractions from Mixed Numbers: Regrouping
 Subtracting Mixed Numbers When Denominators Are Multiples
 Multiplying Unit Fractions by Whole Numbers
 Multiplying Nonunit Fractions by Whole Numbers
 Multiplying Mixed Numbers by Whole Numbers
 Converting Decimals to Fractions: Tenths and Hundredths
 Converting Decimals to Fractions
 Rounding Numbers with One Decimal Place
 Rounding Numbers with Two Decimal Places
 Comparing Decimals Using Place Value
 Introduction to Percentages
 Equivalent Fractions, Decimals, and Percentages
 Percentages of Amounts
 Compound Percentages of Amounts
 Percentages of Amounts: Finding Missing Values

Section Four • Measurement
 Converting Lengths: Metric Units
 Converting Mass: Metric Units
 Converting Capacity: Metric Units
 Converting Metric Units of Length, Mass, and Capacity
 Converting between Imperial and Metric Units of Length
 Converting between Imperial and Metric Units of Mass
 Converting between Imperial and Metric Units of Capacity
 Perimeter of Rectangles and Squares
 Calculating Perimeter
 Area of Irregular Shapes
 Area of Squares and Rectangles
 Measuring Volume with Unit Cubes
 Volume of a Rectangular Prism: Unit Cubes
 Converting and Comparing Time
 Word Problems: Unit Conversion
 Section Five • Geometry
 Section Six • Statistics