Monday, November 18, 2013

Chapter 4 Subtraction Strategies

Lesson 1-Count Back
  • Objective: Use count back 1, 2, or 3 as a strategy to subtract.
  • Vocabulary: 
    • Count back

Lesson 2-  Hands on- Think Addition to Subtract
  • Recall addition facts to subtract numbers within 20.

Lesson 3-Use Think Addition to Subtract
  • Use addition as a strategy to subtract numbers with in 20.

Lesson 4-Hands on- Use 10 to subtract
  • Use make a ten as a strategy to subtract. 

Lesson 5- Break apart to subtract
  • Subtract by breaking apart to make a ten.

Lesson 6- Problem Solving- Use Subtraction Strategies
  • Solve subtraction problem situations using the strategy act it out.
Chapter 4 Review

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