Lesson 7

Adding and Subtracting Multiples of Ten

Est. Class Sessions: 1

Daily Practice and Problems

Teacher Notes
X

Use this item to practice the addition facts and the related subtraction facts in Group D.

  1. 4
  2. 3
  3. 14
  4. 3
  1. Responses will vary. Possible response: I know
    3 + 4 = 7 so 7 − 4 = 3.

Ongoing Assessment

Use DPP item T to assess students' strategies with the fact families in Group D [E13].

T. Subtraction

Use cubes, a number line, or ten frames.

  1. 9 − 5 =
  2. 6 − 3 =
  3. 19 − 5 =
  4. 7 − 4 =
  1. Show or tell how you solved Question D.