Make Math Moments Academy › Forums › Mini-Course Reflections › The Concept Holding Your Students Back › Lesson 4-2: Where Comparison Lives In Additive Thinking – Discussion › Reply To: Lesson 4-2: Where Comparison Lives In Additive Thinking – Discussion
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I would always sneak a question like 1001-999 into a worksheet to see who is stopping to think, and who is doing questions blindly. Also to see who understands the additive thinking behind it, either as a ‘more than’ question or ‘two away from’ statement.