Lesson 4

Folding Fractions

Est. Class Sessions: 2

Daily Practice and Problems

Teacher Notes
X

TIMS Bit

Use this DPP item to practice the multiplication facts for the 3s.

  1. 15
  2. 21
  3. 27
  4. 6
  5. 30
  6. 18
  7. 12
  8. 9
  9. 3
  10. 24
  1. Possible response: You can use a doubling strategy. If you know 4 × 3 = 12, you can double 12 to 24 to find the answer of 8 × 3 = 24.

O. Using Threes

Do these problems in your head. Write only the answers.

  1. 3 × 5 = _______________
  2. 7 × 3 = _______________
  3. 9 × 3 = _______________
  4. 3 × 2 = _______________
  5. 10 × 3 = ______________
  6. 3 × 6 = _______________
  7. 4 × 3 = _______________
  8. 3 × 3 = _______________
  9. 3 × 1 = _______________
  10. 8 × 3 = _______________
  1. Describe a strategy for solving 8 × 3.