How To Solve Cube Root?

Identify the number under the cube root

Find a number that multiplied by itself three times equals that number

If the number is a perfect cube, write its cube root directly

If the number is not a perfect cube, estimate between nearby perfect cubes

Use prime factorization to simplify exact cube roots when possible

Group prime factors into sets of three

Move each group of three outside the cube root as one factor

Leave any ungrouped factors inside the cube root

For decimal or fractional values, rewrite them as fractions if needed

Check your answer by cubing it

Use a calculator if an exact value is not required

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