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Two-Digit Addition With Regrouping

Grade 2 · Stretch challenge · 14 questions · Version PG-QSYPRM-7SAY

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1.75 + 36 =
2.90 + 22 =
3.62 + 68 =
4.38 + 42 =
5.34 + 27 =
6.15 + 89 =
7.45 + 66 =
8.19 + 53 =
9.82 + 38 =
10.86 + 19 =
11.40 + 85 =
12.41 + 89 =
13.25 + 86 =
14.85 + 26 =

Answers and teaching notes

Use the answers to check the work after the learner finishes. For writing prompts, the guide describes what a strong response should include.

Show answers for version 6
  1. 75 + 36 =111
  2. 90 + 22 =112
  3. 62 + 68 =130
  4. 38 + 42 =80
  5. 34 + 27 =61
  6. 15 + 89 =104
  7. 45 + 66 =111
  8. 19 + 53 =72
  9. 82 + 38 =120
  10. 86 + 19 =105
  11. 40 + 85 =125
  12. 41 + 89 =130
  13. 25 + 86 =111
  14. 85 + 26 =111

Worked example

47 + 35 = 82. Seven plus five is twelve; write 2 ones and regroup 1 ten.

Common mistake

Writing 12 in the ones column instead of regrouping one ten.

Helpful hint

If the ones total 10 or more, regroup one ten.