Lesson 8

Spreading Out

Est. Class Sessions: 4–5

Daily Practice and Problems

Teacher Notes
X

TIMS Task

Use DPP Task DD to practice the multiplication and division facts for the last six facts.

Students should see that using parentheses changes the answers.

  1. 28; 40
  2. 2; 182
  3. 24; 8
  4. 56; 24

DD. More Order of Operations

Solve each pair of problems and compare their answers.

  1. 7 × (6 − 2) =
    7 × 6 − 2 =
  2. 30 − 4 × 7 =
    (30 − 4) × 7 =
  3. 48 ÷ 6 × 3 =
    48 ÷ (2 × 3) =
  4. (4 + 3) × (6 + 2) =
    4 + 3 × 6 + 2 =