I believe here are 51 such numbers.
176
-99
There are 900 three digit numbers between 99 and 3,000 - ranging from 100 to 999
-99
180
I believe here are 51 such numbers.
252 of them.
176
91.
16
17
-99
525
There are 900 three digit numbers between 99 and 3,000 - ranging from 100 to 999
25 digits
I think its more then 20