Table of Contents

1 Numbers to 10,000
 1 Counting
 2 Place Value
 3 Comparing and Ordering Numbers

2 Mental Math and Estimation
 1 Mental Addition
 2 Mental Subtraction
 3 More Mental Addition
 4 Rounding Numbers to Estimate
 5 Using FrontEnd Estimation

3 Addition up to 10,000
 1 Addition without Regrouping
 2 Addition with Regrouping in Hundreds
 3 Addition with Regrouping in Ones, Tens, and Hundreds

4 Subtraction up to 10,000
 1 Subtraction without Regrouping
 2 Subtraction with Regrouping in Hundreds and Thousands
 3 Subtraction with Regrouping in Ones, Tens, Hundreds, and Thousands
 4 Subtraction across Zeros

5 Using Bar Models: Addition and Subtraction
 1 RealWorld Problems: Addition and Subtraction

6 Multiplication Tables of 6, 7, 8, and 9
 1 Multiplication Properties
 2 Multiply by 6
 3 Multiply by 7
 4 Multiply by 8
 5 Multiply by 9
 6 Division: Finding the Number of Items in Each Group
 7 Division: Making Equal Groups

7 Multiplication
 1 Mental Multiplication
 2 Multiplying without Regrouping
 3 Multiplying Ones, Tens, and Hundreds with Regrouping

8 Division
 1 Mental Division
 2 Quotient and Remainder
 3 Odd and Even Numbers
 4 Division without Remainder and Regrouping
 5 Division with Regrouping in Tens and Ones

9 Using Bar Models: Multiplication and Division
 1 RealWorld Problems: Multiplication
 2 RealWorld Problems: TwoStep Problems with Multiplication
 3 RealWorld Problems: Division
 4 RealWorld Problems: TwoStep Problems with Division