Make Math Moments Academy › Forums › Mini-Course Reflections › The Concept Holding Your Students Back › Lesson 6-3: Digging Into Thinking Of Ratios As A Multiplicative Comparison and Composed Units – Discussion › Reply To: Lesson 6-3: Digging Into Thinking Of Ratios As A Multiplicative Comparison and Composed Units – Discussion
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Love it. Also, as in your wand example, we can contrive a rate even when comparing two quantities of the same unit (ie: wand A to wand B) even if it feels less natural than comparing quantities with different units (miles per hour).