4, Lesson 4, Unit 2, Grade 7, EngageNY icon
Instructional Activity

Example 2: Rule for Adding Opposite Signs

Lesson 4. Unit 2. Grade 7 EngageNY

EngageNY7 min(s)

This Instructional Activity is a part of the Lesson 4, Unit 2, Grade 7. Students understand the rules for adding rational numbers: Add rational numbers with the same sign by adding the absolute values and using the common sign. Students justify the rules using arrows and a number line or by using the Integer Game. They extend their findings to begin to include sums of rational numbers.

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