Question

find the greatest 5digit number that is a perfect square.

Answer 1

Here is your answer :-

Gretest five digit no. = 99999

Now, find root with long division method 

we get qotiont as 316 and remainder as 143

Now, we subtract 143 from 99999=99856

99856=(316)2

=316         

I hope it helps you dear ☺️.....