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Ages 7–9

Two-digit addition

Add numbers up to 50 and verify with inverse subtraction. Review suitability for your learners before teaching.

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Worksheet StudioMaths practice

Two-digit addition

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

Name ____________________Date ______________
  1. 1.0 + 4 = blank
  2. 2.44 + 40 = blank
  3. 3.23 + 5 = blank
  4. 4.36 + 5 = blank
  5. 5.31 + 35 = blank
  6. 6.15 + 45 = blank
  7. 7.48 + 43 = blank
  8. 8.21 + 28 = blank
  9. 9.3 + 38 = blank
  10. 10.43 + 20 = blank
  11. 11.13 + 22 = blank
  12. 12.8 + 17 = blank
One small step. One stronger skill.12 questions · Seed 48
View the answer key
Worksheet StudioAnswer key

Two-digit addition

Use this page to check your work.

Name ____________________Date ______________
  1. 1.0 + 4 = 4
  2. 2.44 + 40 = 84
  3. 3.23 + 5 = 28
  4. 4.36 + 5 = 41
  5. 5.31 + 35 = 66
  6. 6.15 + 45 = 60
  7. 7.48 + 43 = 91
  8. 8.21 + 28 = 49
  9. 9.3 + 38 = 41
  10. 10.43 + 20 = 63
  11. 11.13 + 22 = 35
  12. 12.8 + 17 = 25
One small step. One stronger skill.12 questions · Seed 48
Worksheet StudioMaths practice

Two-digit addition

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

Name ____________________Date ______________
  1. 1.0 + 4 = blank
  2. 2.44 + 40 = blank
  3. 3.23 + 5 = blank
  4. 4.36 + 5 = blank
  5. 5.31 + 35 = blank
  6. 6.15 + 45 = blank
  7. 7.48 + 43 = blank
  8. 8.21 + 28 = blank
  9. 9.3 + 38 = blank
  10. 10.43 + 20 = blank
  11. 11.13 + 22 = blank
  12. 12.8 + 17 = blank
One small step. One stronger skill.12 questions · Seed 48
Worksheet StudioAnswer key

Two-digit addition

Use this page to check your work.

Name ____________________Date ______________
  1. 1.0 + 4 = 4
  2. 2.44 + 40 = 84
  3. 3.23 + 5 = 28
  4. 4.36 + 5 = 41
  5. 5.31 + 35 = 66
  6. 6.15 + 45 = 60
  7. 7.48 + 43 = 91
  8. 8.21 + 28 = 49
  9. 9.3 + 38 = 41
  10. 10.43 + 20 = 63
  11. 11.13 + 22 = 35
  12. 12.8 + 17 = 25
One small step. One stronger skill.12 questions · Seed 48