All the multiples of 9

The multiples of 9 are

1. x9=9
2. x9=18
3. x9=27
4. x9=36
5. x9=45
6. x9=54
7. x9=63
8. x9=72
9. x9=81
10. x9=90
11. x9=99
12. x9=108