Root calculator for square roots, cube roots, and higher-order roots with instant results.
Enter a number and root degree to calculate roots instantly.
0
Ready to calculate
nth root of x = x^(1/n).
Useful for algebra, simplification, and root practice.
Use degree 2 for square root and 3 for cube root.
Find square roots, cube roots, and higher-order roots in one place.
A square root asks “what number, multiplied by itself, gives this value?” An nth root generalizes this to any power. Roots are the inverse operation of exponents.
Common in geometry (finding side lengths from area), algebra coursework, and engineering calculations involving squared or cubed quantities.
Non-integer roots are supported by the browser math engine.
Method
The formula and result panel are kept visible so students can compare the input, operation, and output.
Updated
Last reviewed on April 20, 2026 for page text, labels, and calculator behavior.
Use
Use the result for study checks, then apply your course or exam rounding rule before final submission.