Square Root Calculator Online

This online tool allows you to calculate the square root of any non-negative number. The square root (√) is a value that, when multiplied by itself, gives the original number.

Square Root Calculator

Enter a number below to calculate its square root.

Enter a Number

Result (Square Root)

Calculation process will appear here.

Decimal Places

How to Use the Calculator

Enter a non-negative number in the “Enter a Number” input field.
Click the Calculate button.
The square root of the entered number will appear in the “Result” field.
Set the number of decimals if needed (default is 2).
To copy the result, click the Copy Result button.
To reset all fields and start a new calculation, click the Clear All button.

Formula

Square Root (√x) = y, where y × y = x

The calculation of the square root is based on fundamental mathematical principles. For more details about square roots and their properties, visit the Wolfram MathWorld: Square Root page.