Lesson 4

Zoo Sticker Arrays

Est. Class Sessions: 2

Daily Practice and Problems

Teacher Notes
X

DPP item M provides practice with using the thinking-addition strategy to solve subtraction facts in Group D.

  1. 13
  2. 19
  3. 9
  4. 7
  5. 16
  6. 20
  1. Possible response: I know 5 + 4 = 9, so 9 − 5 = 4.

M. Using Addition to Subtract

  1. − 7 = 6
  2. − 9 = 10
  3. − 5 = 4
  4. − 4 = 3
  5. − 8 = 8
  6. − 10 = 10
  1. Explain how you solved Question C.