Math Curriculum
Level D
Unit: Number Systems
Lesson 7.5.7 Adding and Subtracting to Solve Problems
Instructor Materials
- Teacher guide
- Slides
- Practice Problems resource
- CCRS standard: 7.NS.1c, 7.NS.3
- Learning goal: Apply addition and subtraction of signed numbers to solve problems in an unfamiliar context, and explain (orally and in writing) the solution method. Interpret signed numbers used to represent gains or losses in an unfamiliar context.
- 7.5 Assessments and Related Lessons
Student Materials
Used with permission:
1. IM K-5 Math was originally developed by Open Up Resources (OUR) and authored by Illustrative Mathematics® (IM), and is copyrighted 2017-2019 by Open Up Resources. It is licensed under the Creative Commons Attribution 4.0 International License (CC BY 4.0). OUR's K-5 Math Curriculum is available at https://openupresources.org/math-curriculum/.
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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