Question

find the sum of the largest 3 digit 4 and 5 digit numbers

Answer 1

largest 3 digit =    999
largest 4 digit =    9999
largest 5 digit = + 99999
                          =110997

Answer 2

3 digit no=999
4 digit no=9999
5 digit no=99999
Sum of them =999+9999+99999=110997