Table of Contents
- Unit Seven • Whole Numbers up to 1 000 000 (Insects)
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Unit Eight • Adding/Subtracting Whole Numbers (On Land)
- Column Addition of Three-Digit Numbers: Regroup Ones
- Column Addition of Three-Digit Numbers: Regroup Tens
- Column Addition of Three-Digit Numbers: Regroup Ones and Tens
- Estimating Sums of Three-Digit Numbers: Rounding
- Column Addition of Numbers up to 10,000: Regrouping
- Column Subtraction of Three-Digit Numbers: Regrouping Hundreds
- Column Subtraction of Three-Digit Numbers: Regrouping Tens and Hundreds
- Column Subtraction of Three-Digit Numbers: Regrouping Tens
- Estimating Differences between Three-Digit Numbers: Rounding
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Unit Nine • Multiplying Numbers with Product up to 1 000 (Preparing Foods)
- Multiplying a One-Digit Number by a Multiple of 10
- Multiplying a Three-Digit Number by a One-Digit Number: Area Models
- Multiplying a Two-Digit Number by a One-Digit Number: Column Method without Regrouping
- Multiplying a Two-Digit Number by a One-Digit Number: Column Method with Regrouping
- Associative Property of Multiplication
- Unit Ten • Division (City Life)
- Unit Eleven • Time (My Diary)
- Unit Twelve • Measurement (Shopping)