Cube Root Calculator

Cube Root Calculator

Calculate the cube root of a number and keep a short history of recent values.

Last updated: June 2026 | By Patchworkr Team

Root Calculator
Decimal and scientific-notation values are accepted.

Cube Root Result

3
Verify: 3³ = 27
Cube roots can be taken for negative numbers as well.

What is a cube root?

The cube root of x is the number y such that y³ = x.

How to Use It

  1. Enter a number.
  2. Read the cube root on the right.
  3. Add results to history if you want to compare values.

Can cube roots be negative?

Yes. Unlike square roots, cube roots of negative numbers are real.

Does the calculator accept decimals?

Yes. It accepts finite decimal and scientific-notation inputs.

What happens with invalid input?

Malformed input is rejected instead of being treated as zero.

Why keep a history?

It helps compare several cube-root calculations quickly.

Formula

∛x = y where y³ = x

Related Tools