Unit 3: Subtraction up to 1000
1. Subtraction withoutRegrouping
Lesson Objectives:
- Use base-ten blocks to subtract numbers without regrouping.
- Subtract from three digit numbers without regrouping.
- Apply the inverse operations of addition and subtraction.
- Solve real-world subtraction problems.
2. Subtraction with Regrouping in Tens and Ones
Lesson Objectives:
- Use base-ten blocks to subtract numbers with regrouping.
- Subtract from three digit numbers with regrouping.
- Apply the inverse operations of addition and subtraction.
- Solve real-world subtraction problems.
3. Subtraction with Regrouping in Hundreds and Tens
Lesson Objectives:
- Use base-ten blocks to subtract numbers with regrouping.
- Subtract from three digit numbers with regrouping.
- Apply the inverse operations of addition and subtraction.
- Solve real-world subtraction problems.
4. Subtraction with Regrouping in Hundreds, Tens, and Ones
Lesson Objectives:
- Use base-ten blocks to subtract numbers with regrouping.
- Subtract from three digit numbers with regrouping.
- Apply the inverse operations of addition and subtraction.
- Solve real-world subtraction problems.
5. Subtraction Across Zeros
Lesson Objectives:
- Use base-ten blocks to subtract numbers with regrouping.
- Subtract from three digit numbers with regrouping.
- Apply the inverse operations of addition and subtraction.
- Solve real-world subtraction problems.