Warm-up Number Talk: More Addition
Find the value of each expression mentally.
Activity 1 From Scaled Graphs to Equal Groups
Elena collected data about the kind of signs she saw on the way home. The data is shown in this picture graph:
Represent the number of speed limit signs Elena saw on the way home.
Which statement describes the number of speed limit signs Elena saw? Explain your reasoning.
There are 3 pictures and each picture represents 1 speed limit sign.
There are 3 pictures and each picture represents 2 speed limit signs.
There are 2 pictures and each picture represents 2 speed limit signs.
How could this drawing represent the street signs Elena saw on the way home?
Activity 2 Equal Group Situations
Represent each situation.
There are 4 people wearing shoes. Each person is wearing 2 shoes.
There are 2 boxes of markers. Each box has 10 markers.
There are 3 basketball teams. Each team has 5 players.
There are 6 tennis courts. There are 2 players on each tennis court.
Create a drawing or diagram to represent the tennis players. Then, find out how many players are on the tennis courts. Explain or show your reasoning.