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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 20 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 385 to the nearest ten
2.Round 986 to the nearest ten
3.Round 413 to the nearest ten
4.Round 373 to the nearest ten
5.Round 667 to the nearest ten
6.Round 442 to the nearest ten
7.Round 689 to the nearest ten
8.Round 587 to the nearest ten
9.Round 994 to the nearest ten
10.Round 824 to the nearest ten
11.Round 743 to the nearest ten
12.Round 191 to the nearest ten

LessonPrint · 3.NBT.A.1 · Set 20 · free to copy for classroom use

Answer key — Round Three-Digit Numbers to Ten

Set 20. Prints on its own sheet.

  1. 1.390
  2. 2.990
  3. 3.410
  4. 4.370
  5. 5.670
  6. 6.440
  7. 7.690
  8. 8.590
  9. 9.990
  10. 10.820
  11. 11.740
  12. 12.190

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.