Para decir las fechas en inglés, necesitamos conocer los números ordinales. Aquí os adjunto un pequeño resumen que puede resultar útil.
Table of Ordinal Numbers
| 
   
Ordinal Numbers from 1 through 90 
 | 
 |||||||||||||
| 
   
  1 
 | 
  
   
st 
 | 
  
   
first 
 | 
  
   
11 
 | 
  
   
th 
 | 
  
   
eleventh 
 | 
  
   
21 
 | 
  
   
st 
 | 
  
   
twenty-first 
 | 
  
   
31 
 | 
  
   
st 
 | 
  
   
thirty-first 
 | 
 ||
| 
   
2 
 | 
  
   
nd 
 | 
  
   
second 
 | 
  
   
12 
 | 
  
   
th 
 | 
  
   
twelfth 
 | 
  
   
22 
 | 
  
   
nd 
 | 
  
   
twenty-second 
 | 
  
   
40 
 | 
  
   
th 
 | 
  
   
fortieth 
 | 
 ||
| 
   
3 
 | 
  
   
rd 
 | 
  
   
third 
 | 
  
   
13 
 | 
  
   
th 
 | 
  
   
thirteenth 
 | 
  
   
23 
 | 
  
   
rd 
 | 
  
   
twenty-third 
 | 
  
   
50 
 | 
  
   
th 
 | 
  
   
fiftieth 
 | 
 ||
| 
   
4 
 | 
  
   
th 
 | 
  
   
fourth 
 | 
  
   
14 
 | 
  
   
th 
 | 
  
   
fourteenth 
 | 
  
   
24 
 | 
  
   
th 
 | 
  
   
twenty-fourth 
 | 
  
   
60 
 | 
  
   
th 
 | 
  
   
sixtieth 
 | 
 ||
| 
   
5 
 | 
  
   
th 
 | 
  
   
fifth 
 | 
  
   
15 
 | 
  
   
th 
 | 
  
   
fifteenth 
 | 
  
   
25 
 | 
  
   
th 
 | 
  
   
twenty-fifth 
 | 
  
   
70 
 | 
  
   
th 
 | 
  
   
seventieth 
 | 
 ||
| 
   
6 
 | 
  
   
th 
 | 
  
   
sixth 
 | 
  
   
16 
 | 
  
   
th 
 | 
  
   
sixteenth 
 | 
  
   
26 
 | 
  
   
th 
 | 
  
   
twenty-sixth 
 | 
  
   
80 
 | 
  
   
th 
 | 
  
   
eightieth 
 | 
 ||
| 
   
7 
 | 
  
   
th 
 | 
  
   
seventh 
 | 
  
   
17 
 | 
  
   
th 
 | 
  
   
seventeenth 
 | 
  
   
27 
 | 
  
   
th 
 | 
  
   
twenty-seventh 
 | 
  
   
90 
 | 
  
   
th 
 | 
  
   
ninetieth 
 | 
 ||
| 
   
8 
 | 
  
   
th 
 | 
  
   
eighth 
 | 
  
   
18 
 | 
  
   
th 
 | 
  
   
eighteenth 
 | 
  
   
28 
 | 
  
   
th 
 | 
  
   
twenty-eighth 
 | 
  
   | 
  
   | 
  
   | 
 ||
| 
   
9 
 | 
  
   
th 
 | 
  
   
ninth 
 | 
  
   
19 
 | 
  
   
th 
 | 
  
   
nineteenth 
 | 
  
   
29 
 | 
  
   
th 
 | 
  
   
twenty-ninth 
 | 
  
   | 
  
   | 
  
   | 
 ||
| 
   
10 
 | 
  
   
th 
 | 
  
   
tenth 
 | 
  
   
20 
 | 
  
   
th 
 | 
  
   
twentieth 
 | 
  
   
30 
 | 
  
   
th 
 | 
  
   
thirtieth 
 | 
  
   | 
  
   | 
  
   | 
 ||
| 
   | 
  
   | 
  
   | 
  
   | 
  
   | 
  
   | 
  
   | 
  
   | 
  
   | 
  
   | 
  
   | 
  
   | 
  
   | 
  
   | 
 
Formación
Se añade -th   a los números cardinales
§ 
four - fourth
     eleven - eleventh
Excepciones:
§ 
one - first
§ 
two - second
§ 
three - third
§ 
five - fifth
§ 
eight - eighth
§ 
nine – ninth
§ 
.twelve - twelfth
