Lesson 14
Expressions and Story Problems
Lesson Purpose
The purpose of this lesson is for students to connect expressions to story problems.
Lesson Narrative
In previous lessons, students were introduced to addition and subtraction expressions, as teachers wrote them, as another way to represent story problems. In this lesson, students explain how expressions connect to story problems and choose which expression correctly represents a story problem (MP2).
- Representation
- MLR8
Learning Goals
Teacher Facing
- Interpret expressions in relation to story problems.
Student Facing
- Let’s figure out how expressions go with the story problems.
Required Materials
Materials to Gather
Required Preparation
Activity 3:
- Gather materials from:
- Number Race, Stage 1
- Math Stories, Stages 1 and 2
Lesson Timeline
Warm-up | 10 min |
Activity 1 | 10 min |
Activity 2 | 10 min |
Activity 3 | 25 min |
Lesson Synthesis | 5 min |
Cool-down | 0 min |
Teacher Reflection Questions
What opportunities are you giving students to reflect on their understanding of the mathematical content?
Print Formatted Materials
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Additional Resources
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