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Two-Digit Addition With Regrouping

Grade 2 · Stretch challenge · 14 questions · Version PG-NUA0VN-7SAY

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1.33 + 37 =
2.51 + 39 =
3.77 + 14 =
4.39 + 48 =
5.38 + 44 =
6.93 + 38 =
7.40 + 64 =
8.92 + 99 =
9.70 + 27 =
10.32 + 88 =
11.64 + 48 =
12.82 + 98 =
13.58 + 44 =
14.60 + 37 =

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 12
  1. 33 + 37 =70
  2. 51 + 39 =90
  3. 77 + 14 =91
  4. 39 + 48 =87
  5. 38 + 44 =82
  6. 93 + 38 =131
  7. 40 + 64 =104
  8. 92 + 99 =191
  9. 70 + 27 =97
  10. 32 + 88 =120
  11. 64 + 48 =112
  12. 82 + 98 =180
  13. 58 + 44 =102
  14. 60 + 37 =97

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.