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    Cube Root of 8/729

    Cube Root Calculator
    Cube root of

    What is the cube root of 8/729?

    Answer

    ∛(8/729) =
    2/9 ≈ 0.2222

    Real cube root: the only number whose cube is 8/729.

    ≈ — 2/9 = 0.2222…, a repeating decimal; rounded to 4 decimal places.

    Root of a fraction
    ∛(8/729) = ∛8/∛729 = 2/9

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    https://calculat.io/en/number/cube-root/8-729Copy
    <a href="https://calculat.io/en/number/cube-root/8-729">Cube Root of 8/729 (∛(8/729)): Exact Value and Decimal</a>Copy
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    Cube Root of 8/729 (∛(8/729)): Exact Value and Decimal. ∛(8/729) = 2/9 ≈ 0.2222. ∛(8/729) = ∛8/∛729 = 2/9: both 8 and 729 are perfect cubes.
    https://calculat.io/en/number/cube-root/8-729/generated.jpgCopy

    Cube roots of nearby values

    N∛N
    1/2161/6 ≈ 0.1667
    0.0080.2
    1/1251/5 = 0.2
    8/7292/9 ≈ 0.2222
    1/641/4 = 0.25
    0.02≈ 0.2714
    8/3432/7 ≈ 0.2857
    Recalculate with different values ↑

    FAQ

    What is the cube root of 8/729?

    ∛(8/729) = 2/9 ≈ 0.2222

    Why is ∛(8/729) = 2/9?

    The cube root of a fraction is the cube root of the numerator over the cube root of the denominator: ∛(8/729) = ∛8/∛729 = 2/9, because 2³ = 8 and 9³ = 729.

    Is ∛(8/729) a rational number?

    Yes: ∛(8/729) = 2/9 ≈ 0.2222 — a fraction whose decimal repeats, which is why it is shown with ≈.

    See Also