Significant Figures Calculator
Round any number to your chosen count of significant figures.
Calculator
Significant Figures Calculator
Result
—
Formula
round to n significant digits
Step-by-step
- 1
Enter the number
The value to round.
- 2
Choose the precision
How many significant figures to keep.
Worked example
Example input: n: 3.14159, figs: 3
Result: 3.14
Related tools
- Scientific Notation
Compact large/small numbers.