Unit 2, Lesson 1
Expressing Mathematics
Extra Support Materials for Algebra 1
1.1
Warm-up
Kiran is helping his aunt and uncle plan a party. His family has a lot of experience planning parties.
Kiran’s uncle is in charge of the furniture. He tells Kiran that he plans to have 1 table for every 4 people and 1 chair per person.
Kiran’s aunt is getting plates and paper towels. She plans on buying one plate per person, plus 10 extra plates just in case, and she’s going to buy one roll of paper towels for every 10 people.
What do you notice? What do you wonder?
1.2