Rounding Calculator
Round any number to a specified number of decimal places.
How to use this tool
- Enter number and decimal places in the fields above.
- Results update instantly as you type — or click Calculate.
- Read your rounded value and the full breakdown beneath it.
Round any number to the desired number of decimal places using standard rounding rules.
Frequently asked questions
- How does rounding work?
- When the digit after the rounding position is 5 or greater, round up; otherwise round down. For example, 3.14159 rounded to 2 decimals = 3.14.