Unit 4, Lesson 15# Represent decomposition and composition addition stories to 8 with drawings and equations with no unknown.

EngageNY 60 min(s)

In this lesson, students represent decomposition and composition addition stories to 8 with equations with no unknown. First, they play a round of the game Gravity with linking cubes. Then they represent the results of the game with a number sentence. Students play several more rounds of the game, writing a number sentence for each.