Plural nouns that end in “s” (most plural nouns) form the possessive with an apostrophe after the “s,” withoutadding a second “s.” For example, to describe the roofs of mul… See more

Unlike possessive nouns, possessive pronouns do not contain apostrophes. The possessive pronouns are mine, ours, yours, his, hers, its, theirs, and whose… See more

You’ll also commonly see an apostrophe followed by an “s” used to indicate a contractionof “is” or “has” with the previous word. You can tell which word it’s short for based on t… See more

In almost all cases, you should not add an apostrophe before the “s” when you’re simply pluralizing a noun. For example, the plural of “mango” is “mangos,” not “mango’… See more

Want to test your understanding of when to add an apostrophe “s” and when to add just the apostrophe? Try the worksheet below. In each sentence, fill in the correct possessiv… See more