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Subtract Within 1000 — With Regrouping is a free printable Grade 3 math worksheet on catching the smaller-from-larger error, aligned to Common Core standard 3.NBT.A.2. It prints 8 questions with an answer key on its own sheet of paper, in 25 versions that each ask different questions, so no two students in the class work from the same page. Print it from the browser or download it as a PDF — no account, no email.

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

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One paper per student

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

Subtract Within 1000 — With Regrouping

3.NBT.A.2

NameDate

Find the mistake and write the right answer.

1.Ravi worked out 304 − 147 = 243. What is the right answer?
2.Mei worked out 803 − 136 = 733. What is the right answer?
3.Dilan worked out 650 − 284 = 434. What is the right answer?
4.Priya worked out 621 − 254 = 433. What is the right answer?
5.Mei worked out 616 − 250 = 446. What is the right answer?
6.Zara worked out 407 − 228 = 221. What is the right answer?
7.Luis worked out 962 − 289 = 727. What is the right answer?
8.Freya worked out 816 − 180 = 776. What is the right answer?

LessonPrint · 3.NBT.A.2 · Set 25 · free to copy for classroom use

Answer key — Subtract Within 1000 — With Regrouping

Set 25. Prints on its own sheet.

  1. 1.157
  2. 2.667
  3. 3.366
  4. 4.367
  5. 5.366
  6. 6.179
  7. 7.673
  8. 8.636

Last reviewed 2026-09-05. Aligned to 3.NBT.A.2 of the Common Core State Standards for Mathematics.