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Rounding Calculator

Rounding Calculator

Round numbers to any decimal place, significant figures, or to the nearest integer, ten, hundred, etc.

Enter Your Values
Results

Fill in your values above and click Calculate.

Frequently Asked Questions

If the digit to be dropped is less than 5, round down. If 5 or more, round up. Example: 3.145 rounded to 2 decimal places = 3.15.
Significant figures are all meaningful digits in a number. 3.14 has 3 significant figures. 100 has 1 (or 3 if written as 100.).