888
994
999.
996
5 multiplication table always ends with 5 or 0 so that largest 3 digit no is 995
99 is.
975
888
994
999.
996
The number 100,002 is divisible by 3. The largest 5 digit number is 99996 (6 less).
99
-1
-4
-3
5 multiplication table always ends with 5 or 0 so that largest 3 digit no is 995