Question

find the greatest 3 digit no. which is a perfect square by long division method ​

Answer 1

Answer:

Here we can see that 999 is not a perfect square as it leaves 38 as remainder. So if 38 will be addede to 999 then it will become a 4 digit number. Therefore to find the largest 3 digit perfect square we will subtract 38 from 999. 999 - 38 = 961.