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Ages 10–12

Extended multiplication

Multiply teen and two-digit numbers up to 20 × 20. Review suitability for your learners before teaching.

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Worksheet StudioMaths practice

Extended multiplication

Take your time. Show your thinking. You've got this.

Name ____________________Date ______________
  1. 1.0 × 17 = blank
  2. 2.1 × 2 = blank
  3. 3.11 × 11 = blank
  4. 4.3 × 19 = blank
  5. 5.17 × 9 = blank
  6. 6.0 × 4 = blank
  7. 7.4 × 9 = blank
  8. 8.13 × 0 = blank
  9. 9.9 × 16 = blank
  10. 10.14 × 10 = blank
  11. 11.7 × 3 = blank
  12. 12.10 × 8 = blank
One small step. One stronger skill.12 questions · Seed 45
View the answer key
Worksheet StudioAnswer key

Extended multiplication

Use this page to check your work.

Name ____________________Date ______________
  1. 1.0 × 17 = 0
  2. 2.1 × 2 = 2
  3. 3.11 × 11 = 121
  4. 4.3 × 19 = 57
  5. 5.17 × 9 = 153
  6. 6.0 × 4 = 0
  7. 7.4 × 9 = 36
  8. 8.13 × 0 = 0
  9. 9.9 × 16 = 144
  10. 10.14 × 10 = 140
  11. 11.7 × 3 = 21
  12. 12.10 × 8 = 80
One small step. One stronger skill.12 questions · Seed 45
Worksheet StudioMaths practice

Extended multiplication

Take your time. Show your thinking. You've got this.

Name ____________________Date ______________
  1. 1.0 × 17 = blank
  2. 2.1 × 2 = blank
  3. 3.11 × 11 = blank
  4. 4.3 × 19 = blank
  5. 5.17 × 9 = blank
  6. 6.0 × 4 = blank
  7. 7.4 × 9 = blank
  8. 8.13 × 0 = blank
  9. 9.9 × 16 = blank
  10. 10.14 × 10 = blank
  11. 11.7 × 3 = blank
  12. 12.10 × 8 = blank
One small step. One stronger skill.12 questions · Seed 45
Worksheet StudioAnswer key

Extended multiplication

Use this page to check your work.

Name ____________________Date ______________
  1. 1.0 × 17 = 0
  2. 2.1 × 2 = 2
  3. 3.11 × 11 = 121
  4. 4.3 × 19 = 57
  5. 5.17 × 9 = 153
  6. 6.0 × 4 = 0
  7. 7.4 × 9 = 36
  8. 8.13 × 0 = 0
  9. 9.9 × 16 = 144
  10. 10.14 × 10 = 140
  11. 11.7 × 3 = 21
  12. 12.10 × 8 = 80
One small step. One stronger skill.12 questions · Seed 45