Unit 4, Lesson 13# Represent decomposition and composition addition stories to 6 with drawings and equations with no unknown.

EngageNY 60 min(s)Support for English Language Learners

In this lesson, students represent addition story problems to 6, involving decomposition and composition, modeling with A + B = C and C = A + B. First, students model the number story using a number bond. Then they make connections to the number sentences, identifying the referent of each number within the problem.