Lesson 6

Workshop: Place Value Practice

Est. Class Sessions: 2

Daily Practice and Problems

Teacher Notes
X
  1. Possible response: I know 10 + 7 = 17 so 9 + 7 is one less or 16.
  2. Possible response: I know 9 + 9 = 18 so 9 + 8 is one less or 17.
  3. Possible response: I know 10 + 6 = 16 so 8 + 6 is two less or 14.

Ongoing Assessment

Use DPP item W to assess students' strategies for the addition facts in Group F [E14].

W. Addition Facts Quiz: Group F

Show or tell how to use one fact to solve the other.

  1. 10 + 7 9 + 7
  2. 9 + 8 9 + 9
  3. 8 + 6 10 + 6