Whose Number or Who's Number?

Whose is the possessive form of the pronoun who, while who's is a contraction of the words who is or who has. However, many people still find whose and who's particularly confusing because, in English, an apostrophe followed by an s usually indicates the possessive form of a word.

Whose or who's example?

Who's is a contraction, meaning it's two words stuck together. The formula: who + is, or who + has. For example: who's hungry? Whose is a possessive pronoun. Use it when you're asking (or telling) to whom something belongs.

Who's birthday or whose?

"Who's" is a contraction of "who is" or "who has". "Whose" is the possessive form of "who".