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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 15 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 766 to the nearest ten
2.Round 965 to the nearest ten
3.Round 981 to the nearest ten
4.Round 495 to the nearest ten
5.Round 317 to the nearest ten
6.Round 371 to the nearest ten
7.Round 182 to the nearest ten
8.Round 519 to the nearest ten
9.Round 146 to the nearest ten
10.Round 779 to the nearest ten
11.Round 709 to the nearest ten
12.Round 977 to the nearest ten

LessonPrint · 3.NBT.A.1 · Set 15 · free to copy for classroom use

Answer key — Round Three-Digit Numbers to Ten

Set 15. Prints on its own sheet.

  1. 1.770
  2. 2.970
  3. 3.980
  4. 4.500
  5. 5.320
  6. 6.370
  7. 7.180
  8. 8.520
  9. 9.150
  10. 10.780
  11. 11.710
  12. 12.980

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.