Table of Contents

Topic 8 • Use Strategies and Properties to Add and Subtract
 Properties of Addition
 Properties of Addition and Subtraction
 Addition Patterns
 Adding and Subtracting Odd and Even Numbers
 Rounding to the Nearest Ten
 Rounding to the Nearest Hundred
 Mental Addition of Numbers up to 1000
 Mental Subtraction of Numbers up to 1000
 Estimating Sums of ThreeDigit Numbers: Rounding
 Estimating Sums of ThreeDigit Numbers: Compatible Numbers
 Estimating Differences between ThreeDigit Numbers: Rounding
 Estimating Differences between ThreeDigit Numbers: Compatible Numbers
 Relating Addition to Subtraction: Numbers up to 1000

Topic 9 • Fluently Add and Subtract within 1,000
 Column Addition of ThreeDigit Numbers: Partial Sums
 Column Addition of ThreeDigit Numbers: No Regrouping
 Column Addition of ThreeDigit Numbers: Regroup Ones
 Column Addition of ThreeDigit Numbers: Regroup Tens
 Column Addition of ThreeDigit Numbers: Regroup Ones and Tens
 Adding Three or More Numbers
 Column Subtraction of ThreeDigit Numbers: Partial Differences
 Column Subtraction of ThreeDigit Numbers: No Regrouping
 Column Subtraction of ThreeDigit Numbers: Regrouping Tens
 Column Subtraction of ThreeDigit Numbers: Regrouping Hundreds
 Column Subtraction of ThreeDigit Numbers: Regrouping Tens and Hundreds
 Column Subtraction of ThreeDigit Numbers: Subtracting across Zeros
 Topic 10 • Multiply by Multiples of 10
 Topic 11 • Use Operations with Whole Numbers to Solve Problems
 Topic 12 • Understand Fractions as Numbers
 Topic 13 • Fraction Equivalence and Comparison
 Topic 14 • Solve Time, Capacity, and Mass Problems
 Topic 15 • Attributes of TwoDimensional Shapes
 Topic 16 • Solve Perimeter Problems