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This Replacing Letters with Numbers lesson plan also includes:
- Replacing Letters with Numbers: Teacher Version (.doc)
- Replacing Letters with Numbers: Student Version (.pdf)
- Replacing Letters with Numbers: Student Version (.doc)
- Grade 6 Mathematics Module 4: Teacher Materials
- Grade 6 Mathematics Module 4: Student Materials
- Grade 6 Mathematics Module 4: Copy Ready Materials
- Math Fluency Support for Grades 6-8
- Answer Key
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When did letters become the same as numbers? Scholars learn about substituting numbers for letters to evaluate algebraic expressions in the seventh part in a series of 36. The lesson focuses on expressions related to geometry, such as for area, perimeter, and volume.
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CCSS:
Designed
Concepts
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Instructional Ideas
- Use Post-It notes to represent substitution by placing numbers over the variables
Classroom Considerations
- Learners should be aware of area, perimeter, and volume formulas for rectangles and prisms
- Pupils need to understand the concept of square units
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