Square Roots On Calculator

Use this free square roots on calculator to find the square root, cube root and nearest perfect squares of any number.

How the square roots on calculator works

The square root of x is the number that multiplied by itself gives x. On most calculators press the √ key after typing the number.

Frequently asked questions

How do I do square roots on a calculator?

Type the number and press the √ key (on some models press √ first). The result appears instantly.

Results are estimates for general information only. They are not a substitute for professional advice where applicable. Found a mistake? Report an error.