Illustrative Mathematics
Level A
Unit: Numbers and Operations and Algebraic Thinking
Key Lesson 1.3.5 Find the Difference (Within 10)
Lesson topic: Addition and subtraction
Instructor Materials
- Teacher Guide
- Slides
- CCRS Standard: 1.OA.4, 1.OA.5, 1.OA.6, 1.OA.8
- Learning goal: Use the relationship between addition and subtraction to find differences within 10.
- 1.3 Assessment and Practice Problems
Student Materials
Related Lessons
Preparation
If students need additional lessons before this key lesson, use these supplemental lessons.
Review and Extend
Use these supplemental lessons if needed after teaching this key lesson.
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