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Math Worksheets

Lessons for Second Grade

Free Printable Worksheets

In these Second Grade math worksheets, students practice how to round 3-digit numbers to the nearest 10 and nearest 100.

- When rounding a 3-digit number to the nearest 10, look at the ones digit. If the ones digit is 5 or more, round up by increasing the tens digit by 1. If the ones digit is 4 or less, round down by not changing the tens digit. Then, change the ones digit to 0. Check that your rounded number is in tens.
- When rounding a 3-digit number to the nearest 100, look at the tens digit. If the tens digit is 5 or more, round up by increasing the hundreds digit by 1. If the tens digit is 4 or less, round down by not changing the hundreds digit. Then, change the tens and ones digits to 0. Check that your rounded number is in hundreds.

Have a look at this video if you need to learn how to round a number to the nearest hundred.

Click on the following worksheet to get a printable pdf document.

Scroll down the page for more **Round 3-digit Numbers Worksheets**.

Round 3-digit Numbers Worksheet #1

(Answers on the second page.)

Round 3-digit Numbers Worksheet #2

(Answers on the second page.)

Round 3-digit Numbers Worksheet #1 (Interactive)

Round 3-digit Numbers Worksheet #2 (Interactive)

Round the nearest ten (Interactive)

Round the nearest hundred (Interactive)

[Round to nearest 10 (3-digit) (eg. 725 -> 730)

Round to nearest 100 (3-digit) (eg. 651 -> 700)

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