Look at Part 1. For every 2 adult dinosaurs there are 6 baby dinosaurs. Does the table show equivalent ratios? Support your answer.
Yes, because
What are the 2 ways the unit rate can be written?
Adults per babies or babies per adults.
How many adults per babies are there? How do you know?
How many babies per adult are there? How do you know?
Look at Part 2. What is the missing value in the table? How do you know?
32; Answers vary; encourage students to calculate:
Where would the point (4, 32) go on the graph?
4 units along the x-axis and 32 units up.
Look at Part 3. What expression describes the miles per hour that a dinosaur can walk?
What does
10 miles per hour.
ASSESS READINESS | MISCONCEPTIONS | WARM UP | FOCUS | EXTEND | FINISH |