Unit 8, Lesson 15
Addition and Subtraction Expressions within 5
Kindergarten
Preparation
Lesson Narrative
Students move around the room as they find the values of expressions. Students also compare totals and differences of expressions.
If students need additional support with the concepts in this lesson, refer back to Unit 4, Section C in the curriculum materials.
- Engagement
- MLR8
- Explain (orally) methods for identifying the value of addition and subtraction expressions.
- Explain (orally) strategies for comparing addition and subtraction expressions.
- Let’s add and subtract.
Required Materials
Activity 1
Activity 2
Activity 3
Required Preparation
- Each student needs one card from the Sort Expressions by Total and Difference Cards set used in a previous lesson.
- Label each corner of the classroom with a large number: 2, 3, 4, and 5.
- Each group of 2 students needs a set of Card Sort Expressions by Total and Difference Cards from a previous lesson.
- Gather materials from:
- 5-Frames
- Roll and Add
- Bingo
- Geoblocks
- Find the Value of Expressions
Suggested Centers
NoneTeacher Reflection Questions
At what points during the lesson did you learn the most about your students’ thinking? What structures made those points most valuable in learning about your students? How will you use what you learned today in the future?