first-----1st
second----2nd
third----3rd
fourth--- 4th
fifth----5th
sixth----6th
seventh----7th
eighth----8th
ninth----9th
tenth----10th
eleventh----11th
twelfth----12th
thirteenth-----13th
fourteenth----14th
fifteenth----15th
sixteenth---16th
seventeenth----17th
eighteenth----18th
nineteenth-----19th
twentieth-----20th
twenty-first-------21st
twenty-second-------22nd
twenty-third-----23rd
twenty-fourth -----24th
twenty-fifth----25th
twenty-sixth----26th
twenty-seventh------27th
twenty-eighth-----28th
twenty-ninth-----29th
thirtieth-----30th