Building Operation Sense

Moving From a Situation to an Operation

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What are your experiences with teaching students to use 'key words' in math problem solving?
Are key words a helpful strategy for building operation sense in students?

Write some of your initial thinking about the questions above in Section 1.2a in your digital handout.

Let's dive into some research about the effectiveness of teaching students 'key words' as a strategy for math problem solving.

Read this excerpt from John Van de Walle about key words.

Go back to your digital handout and record your wonderings and insights after reading the John Van de Walle excerpt.

Read this problem and anticipate some student responses.

How did you work it out? Let's analyze some student work based on this trajectory.

Analyze the work of four students as they considered this situation. View the student work here.

Use the trajectory below to anchor your analysis. Guiding questions are provided to support your analysis.

Compare your analysis with these videos.

Record your thoughts and insights about using this trajectory in Section 1.2b of your digital handout.

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