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