STEM helps pay for the summer institute

The CPS Department of STEM offers to pay half of the registration fee for Chicago Public School teams attending the Lesson Study Summer Institute, which focuses on Teaching through Problem Solving.

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Fractions as numbers vs. fractions as ratios

A grade 4 team was recently considering the following task for a lesson in which they hoped to have students make a connection between fractions and decimals: What would you say about this? I wrote them two emails about it. First email: What would be the purpose of...

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