Question

How to calculate squares of digits for a given number?

Answer 1

if there is a sq of 99 it is 9801

how lets see

if we subtract 01 from 100 it is 99then

99-01

99-01

multiply rhs

01*01 it is 01

and then sub 01 from 99 it is 98 then try it friend

Answer 2

Take each digit of a no. separately and find their square respectively.

And,pls mark me brainliest