The smallest three digit prime number is 101.
The smallest three digit number is 100.
1We can not start a three digit number with 0, so 1 is the smallest digit.
All five digit numbers have three digits. The smallest five digit whole number is 10,000
102 is the smallest three digit number with different digits.
101 is the smallest odd 3-digit number.
100 is the smallest 3-digit natural number.
number to be added to 97 to get the smallest three digit number = 3smallest three digit number = 100100 - 97 = 3