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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 + 20 = blank
  2. 2.5 + 19 = blank
  3. 3.10 + 19 = blank
  4. 4.4 + 14 = blank
  5. 5.7 + 19 = blank
  6. 6.4 + 7 = blank
  7. 7.7 + 1 = blank
  8. 8.17 + 1 = blank
  9. 9.4 + 16 = blank
  10. 10.2 + 9 = blank
  11. 11.20 + 0 = blank
  12. 12.5 + 14 = blank
One small step. One stronger skill.12 questions · Seed 47
View the answer key
Worksheet StudioAnswer key

Addition explorers

Use this page to check your work.

Name ____________________Date ______________
  1. 1.0 + 20 = 20
  2. 2.5 + 19 = 24
  3. 3.10 + 19 = 29
  4. 4.4 + 14 = 18
  5. 5.7 + 19 = 26
  6. 6.4 + 7 = 11
  7. 7.7 + 1 = 8
  8. 8.17 + 1 = 18
  9. 9.4 + 16 = 20
  10. 10.2 + 9 = 11
  11. 11.20 + 0 = 20
  12. 12.5 + 14 = 19
One small step. One stronger skill.12 questions · Seed 47
Worksheet StudioMaths practice

Addition explorers

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

Name ____________________Date ______________
  1. 1.0 + 20 = blank
  2. 2.5 + 19 = blank
  3. 3.10 + 19 = blank
  4. 4.4 + 14 = blank
  5. 5.7 + 19 = blank
  6. 6.4 + 7 = blank
  7. 7.7 + 1 = blank
  8. 8.17 + 1 = blank
  9. 9.4 + 16 = blank
  10. 10.2 + 9 = blank
  11. 11.20 + 0 = blank
  12. 12.5 + 14 = blank
One small step. One stronger skill.12 questions · Seed 47
Worksheet StudioAnswer key

Addition explorers

Use this page to check your work.

Name ____________________Date ______________
  1. 1.0 + 20 = 20
  2. 2.5 + 19 = 24
  3. 3.10 + 19 = 29
  4. 4.4 + 14 = 18
  5. 5.7 + 19 = 26
  6. 6.4 + 7 = 11
  7. 7.7 + 1 = 8
  8. 8.17 + 1 = 18
  9. 9.4 + 16 = 20
  10. 10.2 + 9 = 11
  11. 11.20 + 0 = 20
  12. 12.5 + 14 = 19
One small step. One stronger skill.12 questions · Seed 47