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Round Three-Digit Numbers to Ten is a free printable Grade 3 maths worksheet on rounding where the hundreds stay put, aligned to Common Core standard 3.NBT.A.1. 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 4 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.

Round Three-Digit Numbers to Ten

3.NBT.A.1

NameDate

Round each number.

1.Round 314 to the nearest ten
2.Round 982 to the nearest ten
3.Round 651 to the nearest ten
4.Round 531 to the nearest ten
5.Round 652 to the nearest ten
6.Round 409 to the nearest ten
7.Round 969 to the nearest ten
8.Round 604 to the nearest ten
9.Round 772 to the nearest ten
10.Round 227 to the nearest ten
11.Round 933 to the nearest ten
12.Round 723 to the nearest ten

LessonPrint · 3.NBT.A.1 · Set 4 · free to copy for classroom use

Answer key — Round Three-Digit Numbers to Ten

Set 4. Prints on its own sheet.

  1. 1.310
  2. 2.980
  3. 3.650
  4. 4.530
  5. 5.650
  6. 6.410
  7. 7.970
  8. 8.600
  9. 9.770
  10. 10.230
  11. 11.930
  12. 12.720

More practice for 3.NBT.A.1

Round numbers to the nearest ten or hundred.

Teaching this next? Rounding to the Nearest Ten or Hundred is the 45-minute plan for it, with the misconceptions to expect.

All Grade 3 worksheets

Last reviewed 2026-09-05. Aligned to 3.NBT.A.1 of the Common Core State Standards for mathematics.