Lesson Plan

Party Leftovers

Planning a party can be exhausting! But even when the party is over, there can be a lot to do. In this lesson, students use subtraction to figure out what’s left at the end of a party.
View aligned standards

Learning Objectives

Students will be able to subtract three-digit numbers.


(5 minutes)
  • Say, “When we started the school year, we had a lot more materials in our classroom. Where did they go?”
  • For example, we used to have 35 pairs of scissors and now we only have 22 pairs of scissors.