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Ages 6–7

Subtraction within 20

Bridge through 10 and check differences up to 20. Review suitability for your learners before teaching.

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Worksheet StudioMaths practice

Subtraction within 20

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

Name ____________________Date ______________
  1. 1.5 − 0 = blank
  2. 2.10 − 6 = blank
  3. 3.18 − 8 = blank
  4. 4.20 − 12 = blank
  5. 5.10 − 2 = blank
  6. 6.14 − 7 = blank
  7. 7.11 − 10 = blank
  8. 8.13 − 8 = blank
  9. 9.10 − 0 = blank
  10. 10.15 − 9 = blank
  11. 11.17 − 6 = blank
  12. 12.7 − 5 = blank
One small step. One stronger skill.12 questions · Seed 97
View the answer key
Worksheet StudioAnswer key

Subtraction within 20

Use this page to check your work.

Name ____________________Date ______________
  1. 1.5 − 0 = 5
  2. 2.10 − 6 = 4
  3. 3.18 − 8 = 10
  4. 4.20 − 12 = 8
  5. 5.10 − 2 = 8
  6. 6.14 − 7 = 7
  7. 7.11 − 10 = 1
  8. 8.13 − 8 = 5
  9. 9.10 − 0 = 10
  10. 10.15 − 9 = 6
  11. 11.17 − 6 = 11
  12. 12.7 − 5 = 2
One small step. One stronger skill.12 questions · Seed 97
Worksheet StudioMaths practice

Subtraction within 20

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

Name ____________________Date ______________
  1. 1.5 − 0 = blank
  2. 2.10 − 6 = blank
  3. 3.18 − 8 = blank
  4. 4.20 − 12 = blank
  5. 5.10 − 2 = blank
  6. 6.14 − 7 = blank
  7. 7.11 − 10 = blank
  8. 8.13 − 8 = blank
  9. 9.10 − 0 = blank
  10. 10.15 − 9 = blank
  11. 11.17 − 6 = blank
  12. 12.7 − 5 = blank
One small step. One stronger skill.12 questions · Seed 97
Worksheet StudioAnswer key

Subtraction within 20

Use this page to check your work.

Name ____________________Date ______________
  1. 1.5 − 0 = 5
  2. 2.10 − 6 = 4
  3. 3.18 − 8 = 10
  4. 4.20 − 12 = 8
  5. 5.10 − 2 = 8
  6. 6.14 − 7 = 7
  7. 7.11 − 10 = 1
  8. 8.13 − 8 = 5
  9. 9.10 − 0 = 10
  10. 10.15 − 9 = 6
  11. 11.17 − 6 = 11
  12. 12.7 − 5 = 2
One small step. One stronger skill.12 questions · Seed 97