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Grade 3 rounding to 10 and 100 worksheets

3.NBT.A.1 Number and operations

Printable rounding to 10 and 100 worksheets for grade 3, aligned to Common Core standard 3.NBT.A.1. Look at the digit to the right.

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Free, instant, no signup. Choose 5–40 problems, three difficulty levels, and a printable answer key.

Sample problems

  1. Round 463 to the nearest hundred. 500
  2. Round 298 to the nearest hundred. 300
  3. Round 195 to the nearest ten. 200
  4. Round 277 to the nearest hundred. 300
  5. Round 139 to the nearest ten. 140
  6. Round 447 to the nearest hundred. 400
  7. Round 135 to the nearest hundred. 100
  8. Round 225 to the nearest ten. 230

These eight are one sample at medium difficulty — the generator makes a different set every time.

A worked example

Round 463 to the nearest hundred. 500

  1. 463 is between 400 and 500
  2. Look at the tens digit: it is 6
  3. 6 is 5 or more, so round up: 500

Every problem on the answer key can show its steps like this — turn on “Show steps” before downloading.

About these worksheets

Number work rewards repetition with different numbers rather than the same sheet twice. Every sheet is generated fresh, so you can print a new one on the same skill as often as you need — different numbers, same difficulty.

Pick how many problems you want and whether they should be easy, medium or hard, then download a PDF with a matching answer key. The key can show the worked steps for every problem, which is what a parent needs to see where a wrong answer went wrong.

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All 19 grade 3 skills