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Ages 6–7

Addition explorers

Build confidence with sums up to 40. Review suitability for your learners before teaching.

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Worksheet StudioMaths practice

Addition explorers

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

Name ____________________Date ______________
  1. 1.0 + 11 = blank
  2. 2.5 + 9 = blank
  3. 3.13 + 20 = blank
  4. 4.13 + 15 = blank
  5. 5.0 + 4 = blank
  6. 6.15 + 11 = blank
  7. 7.9 + 0 = blank
  8. 8.18 + 10 = blank
  9. 9.17 + 16 = blank
  10. 10.10 + 12 = blank
  11. 11.10 + 18 = blank
  12. 12.16 + 8 = blank
One small step. One stronger skill.12 questions · Seed 42
View the answer key
Worksheet StudioAnswer key

Addition explorers

Use this page to check your work.

Name ____________________Date ______________
  1. 1.0 + 11 = 11
  2. 2.5 + 9 = 14
  3. 3.13 + 20 = 33
  4. 4.13 + 15 = 28
  5. 5.0 + 4 = 4
  6. 6.15 + 11 = 26
  7. 7.9 + 0 = 9
  8. 8.18 + 10 = 28
  9. 9.17 + 16 = 33
  10. 10.10 + 12 = 22
  11. 11.10 + 18 = 28
  12. 12.16 + 8 = 24
One small step. One stronger skill.12 questions · Seed 42
Worksheet StudioMaths practice

Addition explorers

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

Name ____________________Date ______________
  1. 1.0 + 11 = blank
  2. 2.5 + 9 = blank
  3. 3.13 + 20 = blank
  4. 4.13 + 15 = blank
  5. 5.0 + 4 = blank
  6. 6.15 + 11 = blank
  7. 7.9 + 0 = blank
  8. 8.18 + 10 = blank
  9. 9.17 + 16 = blank
  10. 10.10 + 12 = blank
  11. 11.10 + 18 = blank
  12. 12.16 + 8 = blank
One small step. One stronger skill.12 questions · Seed 42
Worksheet StudioAnswer key

Addition explorers

Use this page to check your work.

Name ____________________Date ______________
  1. 1.0 + 11 = 11
  2. 2.5 + 9 = 14
  3. 3.13 + 20 = 33
  4. 4.13 + 15 = 28
  5. 5.0 + 4 = 4
  6. 6.15 + 11 = 26
  7. 7.9 + 0 = 9
  8. 8.18 + 10 = 28
  9. 9.17 + 16 = 33
  10. 10.10 + 12 = 22
  11. 11.10 + 18 = 28
  12. 12.16 + 8 = 24
One small step. One stronger skill.12 questions · Seed 42