Question

What least number must be added to 15370

Answer 1

First  find the square of 15370 using long division method.

After long division, The remainder is 241. Hence, (123)2 < 15370  

The next perfect square number is (124)2 = 15376 > 15370

Hence, the number to be added is 15376 - 15370 = 6

Therefore 6 should be added to 15370 to get a perfect square.

Answer 2

Answer:

why to add anything first tell that