Square Root Calculator
Enter a number — get the decimal value of its square root, whether it is a perfect square, and the simplified radical form (like √50 = 5√2) with steps.
Enter values — the result will show here live.
How to use
- Enter the number you need the square root of.
- The result shows the decimal value and the simplified radical form.
- Nearby perfect squares are also shown to help you estimate.
Note: A negative number has no square root in real numbers (it is imaginary). In simplification, the largest perfect-square factor is pulled out.
Frequently Asked Questions (FAQ)
What does the square root calculator show?
The decimal value of the square root, whether the number is a perfect square, and the simplified radical form with steps.
Can it find the square root of a negative number?
A negative number has no square root in real numbers, and the tool notes this case.
How does the simplification work?
The largest perfect-square factor is pulled out of the radical. Nearby perfect squares are also shown to help you estimate.
Is the square root calculator free?
Yes. It is free, needs no signup, and runs in your browser.