Dates A Ordinal numbers – answers

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11th (eleventh)
84th (eighty-fourth)
5th (fifth)
42nd (forty-second)
55th (fifty-fifth)
63rd (sixty-third)
212th (two hundred and twelfth)
41st (forty-first)
39th (thirty-ninth)
73rd (seventy-third)
126th (a hundred and twenty-sixth or perhaps, less commonly, for example in a list, one hundred and twenty-sixth)
13th (thirteenth)
Her son’s second birthday
Her parents’ fortieth wedding anniversary.