Warm-up Notice and Wonder: Missing Numbers
What do you notice? What do you wonder?
Activity 1 Equations about Onions
A farmer puts 14 onions into 2 bags, with the same number of onions in each bag.
Lin says the situation should be represented by the equation:
Mai says the situation should be represented by the equation:
Whose equation do you agree with? Be ready to explain your reasoning.
Activity 2 At the Farmers’ Market
Complete each row. Be prepared to explain your reasoning.
drawing or diagram
Elena’s family buys 18 avocados at the farmers market. The avocados are in bags of 3 each.
Andre sees 25 tomatoes. They are in 5 bunches. Each bunch has the same number of tomatoes.
Lin orders 6 banana fritters. The fritters are served on 2 plates and each plate has the same number of fritters.
There are 35 books on the bookcase. There are 7 books on each shelf. How many shelves are there? Explain how the equations