Question

Find the least number which must be added to 4931 to make it a perfect square

Answer 1

$70 ^{2} = 4900$
$71 ^{2} = 5041$
5041-4931=110
so 110 must be added to 4931 to get a perfect Square

Answer 2

firstly find the square root of 4931 .

The square root of 4931 is 70.221

Now,

approx =71

then, find the square of 71

The square of 71 is 5041.

so 5041-4931 =110.

Now 110 will added to 4931 to make it a prefect square

Hope it helps u