3, Lesson 13, Unit 6, Grade 7, OpenUp icon
Instructional Activity

The Roller Coaster

Lesson 13. Unit 6. Grade 7 Open Up Resources

Open Up Resources15 min(s)

This Instructional Activity is a part of the Lesson 13, Unit 6, Grade 7. The purpose of this activity is to remind students that the symbol < is read "is less than" and the symbol > is read "is greater than." Also, remind students of the use of an open circle or closed circle to indicate that the boundary point is included. Then, the symbols and are introduced. Monitor for students who express the answer to the last question using words or using symbols. The responses to the last question will be used to introduce the new notation.

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