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Add Within 1000 — With Regrouping is a free printable Grade 2 maths worksheet on three-digit addition that carries, aligned to Common Core standard 2.NBT.B.7. It prints 12 questions with an answer key on its own sheet of paper, in 25 versions that each ask different questions, so no two pupils in the class work from the same page. Print it from the browser or download it as a PDF — no account, no email.

Set 17 of 25 · the same problems every time you open this link.

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One paper per pupil

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Set 1 has all 25 in a single PDF. All 25 sets ask different questions.

Add Within 1000 — With Regrouping

2.NBT.B.7

NameDate

Work out each answer.

1.566 + 364 =
2.859 + 749 =
3.559 + 897 =
4.592 + 599 =
5.309 + 237 =
6.983 + 407 =
7.638 + 842 =
8.858 + 936 =
9.496 + 626 =
10.166 + 488 =
11.236 + 574 =
12.145 + 789 =

LessonPrint · 2.NBT.B.7 · Set 17 · free to copy for classroom use

Answer key — Add Within 1000 — With Regrouping

Set 17. Prints on its own sheet.

  1. 1.930
  2. 2.1608
  3. 3.1456
  4. 4.1191
  5. 5.546
  6. 6.1390
  7. 7.1480
  8. 8.1794
  9. 9.1122
  10. 10.654
  11. 11.810
  12. 12.934

More practice for 2.NBT.B.7

Add and subtract numbers up to 1000.

Teaching this next? Adding and Subtracting Within 1000 is the 45-minute plan for it, with the misconceptions to expect.

All Grade 2 worksheets

Last reviewed 2026-09-05. Aligned to 2.NBT.B.7 of the Common Core State Standards for mathematics.