Find the smallest number that such must be
subtracted from $220$ to make it a perfect cube.

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Solution

Smallest no to be subtracted from $220$ to make it a perfect cube is -
As $6^{3} = 216$
which is the closed cube.
$∴$ $4$ should be subtracted from $220$ to get a perfect cube.

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Find the smallest number that such must be subtracted from 220 to make it a perfect cube.

Smallest no to be subtracted from 220 to make it a perfect cube is -As 63=216which is the closed cube.∴ 4 should be subtracted from 220 to get a perfect cube.

Find the smallest number that such must be
subtracted from $220$ to make it a perfect cube.

Smallest no to be subtracted from $220$ to make it a perfect cube is -
As $6^{3} = 216$
which is the closed cube.
$∴$ $4$ should be subtracted from $220$ to get a perfect cube.