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This An Exercise in Changing Scales lesson plan also includes:
- EngageNY Resources (.html)
- An Exercise in Changing Scales (.docx)
- Grade 7 Math Module 1, Topic D, Lesson 21: Student Materials (.pdf)
- Grade 7 Math Module 1, Topic D, Lesson 21: Student Materials (.docx)
- Grade 7 Math Module 1, Topic D: Overview (.pdf)
- Grade 7 Math Module 1, Topic D: Overview (.docx)
- Grade 7 Math Module 1: Overview (.pdf)
- Grade 7 Math Module 1: Overview (.docx)
- Grade 7 Math Module 1: Mid Module Assessment (.pdf)
- Grade 7 Math Module 1: Mid Module Assessment (.docx)
- Grade 7 Math Module 1: End of Module Assessment (.pdf)
- Grade 7 Math Module 1: End of Module Assessment (.docx)
- Grade 7 Math Module 1: Copy Ready Materials (.pdf)
- Grade 7 Math Module 1: Student Materials (.pdf)
- Grade 7 Math Module 1: Teacher Materials (.pdf)
- EngageNY Math: Translated Modules (.pdf)
- Grade 7 Math Module 1, Topic D, Lesson 21: Arabic (.pdf)
- Grade 7 Math Module 1, Topic D, Lesson 21: Arabic (.docx)
- Grade 7 Math Module 1, Topic D, Lesson 21: Bengali (.pdf)
- Grade 7 Math Module 1, Topic D, Lesson 21: Bengali (.docx)
- Grade 7 Math Module 1, Topic D, Lesson 21: Haitian Creole (.pdf)
- Grade 7 Math Module 1, Topic D, Lesson 21: Haitian Creole (.docx)
- Grade 7 Math Module 1, Topic D, Lesson 21: Simplified Chinese (.pdf)
- Grade 7 Math Module 1, Topic D, Lesson 21: Simplified Chinese (.docx)
- Grade 7 Math Module 1, Topic D, Lesson 21: Traditional Chinese (.pdf)
- Grade 7 Math Module 1, Topic D, Lesson 21: Traditional Chinese (.docx)
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Classmates create a scale drawing from another scale drawing, changing the scale in the process. Groups enlarge or reduce the scale of the drawing and discuss their processes.
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CCSS:
Designed
Concepts
Additional Tags
Instructional Ideas
- Spend some time confirming that the two methods of finding the new scale factor arrive at the same answer
- Lead a discussion on precision and which approach would be best for different projects
Classroom Considerations
- It is beneficial if the class has done the lesson, An Exercise in Creating a Scale Drawing
- The lesson is the 21st portion of a 22-part series
Pros
- Includes a sample scale drawing to use if a pupil did not complete one
- The lesson summary provides an example to illustrate the central concept
Cons
- None