The largest three-digit number with a digit sum of 10 is 910. This can be determined by maximizing the hundreds place first, setting it to 9, and then adjusting the tens and units places to reach a total digit sum of 10. In this case, using 1 for the tens place and 0 for the units place achieves the desired sum.
199
995
101117
300
109999. (10000 + 99999)
900 It is the only three digit number with a nine in the numbers place
199
995
101117
99 + 9 = 108
300
198.
The smallest 5 digit integer is -99999. The largest 5 digit integer is 99999. The sum is therefore 0.
105
109999. (10000 + 99999)
269
Smallest 6 digit no. is 100,000. Largest 5 digits number is 99,999 There sum is 199,999