1one
2two
3three
4four
5five
6six
7seven
8eight
9nine
10ten
11eleven
12twelve
13thirteen
14fourteen
15fifteen
16sixteen
17seventeen
18eighteen
19nineteen
20twenty
21twenty-one
22twenty-two
23twenty-three
24twenty-four
25twenty-five
26twenty-six
27twenty-seven
28twenty-eight
29twenty-nine
30thirty