5641-4=5639
100 and 363, 101 and 364, 102 and 365, ... Take your pick!
There are 90 two digit numbers, 10 through 99. There are 18 two digit numbers containing a 9. They are 19, 29, 39, 49, 59, 69, 79, 89, and 90 through 99. Therefore, there are 72 two digit numbers that do not contain a 9.
All of the odd numbers between 11 and 99 inclusive are two digit numbers that are not multiples of 2. There are 45 of them.
23 and 29
17, 37, 47, 67, 97
-5635
There can only be one largest two-digit prime number.
the diffrenece between two 3 digit numbers is a palindrome between 200 and 300. what are the numbers?
86
95
10000 and 99999
99 - 2 = 97
Sum = 109 Difference = 89
3750 and 4250
1500 and 6500....
76
732-469= 263