99
The largest 2-digit prime number is 97.
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997 is the biggest 3 digit Prime number.
997 is the biggest 3 digit prime number.
998 is the biggest 3-digit even number
1,099
992
The smallest two digit number is 00 (a number used as a wire gauge) and the biggest is 99, so the sum of the biggest and smallest 2-digits numbers is 99 (99 + 00).
The biggest nine digit number would consist fully of '9's: 999,999,999
The smallest two-digit composite number is 10, which is the product of 2 and 5. The largest two-digit composite number is 99, which is the product of 3 and 33. To find the sum of the smallest and largest two-digit composite numbers, we add 10 and 99, resulting in 109.
The biggest 4 digit number that can be made from using the digits of 850236, using a digit at most once, is 8653.
-99 is the smallest two digit number.-99 is the smallest two digit number.-99 is the smallest two digit number.-99 is the smallest two digit number.