1 ( one ), 2 ( two ), 3 ( three ), 4 ( four ), 5 ( five )

1^st ( first ), 2^nd ( second ), 3^rd ( third ), 4^th ( fourth ), 5^th ( fifth )

6 ( six), 7 ( seven ), 8 ( eight ), 9 ( nine ), 10 ( ten )

6^th ( sixth ), 7^th ( seventh ), 8^th ( eighth ), 9^th ( ninth ), 10^th ( tenth )

11 ( eleven ), 12 ( twelve ), 13 ( thirteen ), 14 ( fourteen ), 15 ( fifteen )

11^th ( eleventh ), 12^th ( twelfth ), 13^th ( thirteenth ), 14^th ( fourteenth ), 15^th ( fifteenth )

16 ( sixteen ), 17 ( seventeen ), 18 ( eighteen ), 19 ( nineteen ), 20 ( twenty ) 16^th ( sixteenth ), 17^th ( seventeenth ), 18^th ( eighteenth ), 19^th ( nineteenth ), 20^th ( twentieth )