Question

find the smallest number that must be added to 400 to make it a perfect cube.
step by step explain in detail​

Answer 1

Answer:

this is answer of your question

Answer 2

Answer:

112

Step-by-step explanation:

Perfect cube number closest to 400 (make sure that the number is larger than 400) is 512.

512-400 = 112

Easier explanation:-  

6³ = 256

7³ =343

8³ =512

512 is larger than 400 and is the closest number.

Therefore, 112 is the smallest number that can be added to 400 to obtain a perfect cube.

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