Math Curriculum
Level D
Unit: Number Systems
Key Lesson 7.5.3 Changing Elevation
Lesson topic: Add signed numbers
Instructor Materials
- Teacher guide
- Slides
- Practice Problems resource
- CCRS standard: 7.NS.1a, 7.NS.1b, 7.NS.1c, 7.NS.1d
- Learning goal: Comprehend the term “opposite” (in spoken and written language) refers to numbers with the same magnitude but different signs. Create and interpret equations and diagrams that represent adding signed numbers in the context of elevation. Generalize (orally) a method for determining the sum of two signed numbers.
- 7.5 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.
Used with permission:
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2. Adaptations and updates to IM K-5 Math are copyrighted 2019 by Illustrative Mathematics®, and are licensed under the Creative Commons Attribution 4.0 International License (CC BY 4.0).
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