Unit 4, Lesson 31# Solve add to with total unknown and put together with total unknown problems with totals of 9 and 10.

EngageNY 60 min(s)Support for English Language Learners

In this lesson, students solve "add to with result unknown" and "put together with result unknown" word problems involving the numbers 9 and 10, using equations of the form ___ + ___ = ___. First, they create number sentences from number stories. Then they represent a number story pictorially before writing a number sentence.