"你的" translates to "yours" in English. It is possessive and indicates something belonging to the second person singular pronoun "你" (nǐ, you).
"你们的" translates to "yours" in English. It is possessive and indicates something belonging to the second person plural pronoun "你们" (nǐmen, you all).
The main difference between "你的" and "你们的" is the number of people being referred to. "你的" is singular, referring to one person, while "你们的" is plural, referring to a group of people.
哇咔范
