Illustrative Mathematics
Illustrative Mathematics: 7.ee Shrinking
Seventh graders determine the decrease in height over a period of time with this real life lesson plan.
Illustrative Mathematics
Illustrative Mathematics: 7.rp,ee Gotham City Taxis
The purpose of this task is to give students an opportunity to solve a multi-step ratio problem that can be approached in many ways. The site includes a task and the solution.
Illustrative Mathematics
Illustrative Mathematics: 7.ee Who Is the Better Batter?
Seventh graders compare the batting averages of two baseball players in this lesson.
Illustrative Mathematics
Illustrative Mathematics: 7.ee Discounted Books
A performance task asking middle schoolers to see two different ways to look at percentages, as an increase and as a decrease of an original amount.