Use this calculator to find the roots of the principal square root and real numbers. Inputs for random x can be positive or negative real numbers. The answer will also tell you that if you entered a full class.

The answer will show you complex or imaginary solutions for the square root of negative real numbers. See also the simple original expression calculator to simplify the radical rather than find a fractional answer.

## Example Square Roots:

- 81 = 9
- 656 = 25.61
- 625 = 25
- 35648 = 188.81