Essential and guiding questions:
PART A:
- Tell me the first thing you wrote on your paper. What is important to remember when expressing ratios? (MP6)
- How are the ratios you wrote for part A related? What patterns did you see? (MP7)
PART B:
Equivalent Ratios in a Table
- I know some people made a table to solve part B. How did this help? (MP8)
- What is the relationship between the steps given in the problem and the answer you gave? (MP7)
- Looking at your table, how could you scale up the 5 and the 4 to answer the question more efficiently? (MP2, MP7)
- If 5 x 13 = 65 and 4 x 13 = 52, how is the 13 related to the 117? (MP7)
- If Casey walked 130 steps, how could you quickly determine how many steps Jasmine took? (MP8)
Scaling the Whole
- Some of you divided 117 by 9. How did you know to divide by 9? What did this tell you? (MP1, MP2, MP7)
- How are the 117 and 9 related? (MP7)
- Who can show how this method connects to using the table? (MP3)
