Using the Apostrophe

Use an apostrophe to indicate:

  • The possessive case of singular and plural nouns, indefinite pronouns, and proper nouns:
my sister's sonsomebody's lunch
my two sisters' sonsCharles's house
the children's toysthe Rosses' friends
  • The plural of letters, numbers, symbols, and words used as such:
too many thus's ten 5's in a row
spelled with two e'sdelete some &'s
  • Missing letters in contractions and missing numbers in dates:
I'm (I am) class of '95
ma'am (madam)winter of '97?'98

See also: Apostrophes

Brackets & ParenthesesPunctuationQuotation Marks
Using Punctuation
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See also: