Lesson 2

Constant Hoppers

Est. Class Sessions: 1

Daily Practice and Problems

Teacher Notes
X

TIMS Bit

Use this DPP item to practice the multiplication facts for the 5s and 10s.

  1. 10
  2. 20
  3. 20
  4. 40
  5. 30
  6. 60
  7. 40
  8. 80
  9. 50
  10. 100

Students may see that 10 times a number is twice 5 times that number (because 10 is twice 5). They may also see that the solutions in the first column skip count by tens and that the solutions in the second column skip count by twenty.

C. Fives and Tens

  1. 5 × 2 = ____________
  2. 10 × 2 = ____________
  3. 5 × 4 = ____________
  4. 10 × 4 = ____________
  5. 5 × 6 = ____________
  6. 10 × 6 = ____________
  7. 5 × 8 = ____________
  8. 10 × 8 = ____________
  9. 5 × 10 = ____________
  10. 10 × 10 = ____________

Describe any patterns you see.