How many positive integers less than 1000 have at least one digit of 9?
2 nines *99, 9*9, 99* 8+9+9 = 26
3 nines 999 = 1
1 nine
**9 8*9=72
*9* 8*9 = 72
9** 9*9=81
so I get 26+1+72+72+81 =
