Instructional Activity# Example 3: Finding Sums on a Real Number Line Model

Lesson 2. Unit 2. Grade 7 EngageNY

EngageNY5 min(s)

This Instructional Activity is a part of the Lesson 2, Unit 2, Grade 7. The teacher refers to the Integer Game from Lesson 1. Pose discussion questions to the class. Have students use their same cards to create a different addition number sentence and a new number line representation. Have students examine how the diagram changes when the order of addition changes to reinforce the commutative property. Find the sum of the integers represented in the diagram.