Square calculator
Calculate a number's square and its principal square root magnitude with configurable precision.
Runs in your browserEvery computation happens in your browser — your data never leaves this device.
Number
Result
Square result
Enter a number to calculate
Decimal places: 0 · : 0
What this tool does
- Calculate squares
- Check square numbers
Example
Input
5
Output
5² = 25
The root uses the input magnitude.
Frequently asked questions
What about negatives?
The square is positive and the root uses magnitude.
What is default precision?
Six decimal places.
Are decimals supported?
Yes.
Keywords：平方二次方squareroot