Jan 16, 2011 · I’m planning a math academy this summer for K-8 teachers. We will be delving deep into the progressions documents for the different grade levels and begin to identify those “Knowledge Packages” (referred to by Liping Ma) as a useful way to clairy the ideas that students must understand in mathematics content.
Illustrative Math Grade 7. Lesson 9: Creating Scale Drawings. Let’s create our own scale drawings. Illustrative Math Unit 7.2, Lesson 9 (printable worksheets) Lesson 9 Summary. The following diagram shows how different scales affect the lengths in the scale drawing.