Question

Which least number should be subtracted from 629 so as to get a perfect square? *

Answer 1

Answer:

Least number should be subtracted from 629 to get a perfect square is 4.

Step-by-step explanation:

4 as 625 is square of 25

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Answer 2

Given:

To find the least number that should be subtracted from 629 so as to get a perfect square?

Solution:

Find the square root of the 629 by long division method,

Refer the image given below and observe that, 4 is a remainder.

$\[\begin{array}{l} = 629 - 4\\ = 625\end{array}\]$

Understand that 625 is perfect square of 25.

Hence, 4 is a least number that be subtracted from 629 so as to get a perfect square.