Lesson 3

Estimate Products

Est. Class Sessions: 3

Daily Practice and Problems

Teacher Notes
X

TIMS Bit

  1. 600
  2. 2400
  3. 12,000
  4. 10,000
  5. 30,000
  6. 180,000
  7. 1,800,000
  8. 4000
  9. 21,000

M. Multiplying by 10s

  1. 30 × 20 =
  2. 80 × 30 =
  3. 200 × 60 =
  4. 50 × 200 =
  5. 1000 × 30 =
  6. 900 × 200 =
  7. 6000 × 300 =
  8. 20 × 200 =
  9. 7000 × 3 =