1st first 11t
h eleventh
21s
t twenty-first 31st thirty-first
2nd secon
d
12t
h twelfth
22n d
3rd third 13t
h thirteenth
23r
d twenty-third 50th fiftieth
4th fourth 14t
h
fourteent h
24t h
5th fifth 15t
h fifteenth
25t
h twenty-fifth 70th seventieth
6th sixth 16t
h sixteenth
26t
h twenty-sixth 80th eightieth
7th sevent
h
17t h
seventee nth
27t h
8th eighth 18t
h
eighteent h
28t h
one hundredth
9th ninth 19t
h
nineteent h
29t
h twenty-ninth 1000th
one thousandth 10t
20t
h twentieth
30t
h thirtieth
100000 0th one millionth