. Grade 3, Illustrative icon

Valid Equalities? (Part 2)

Illustrative MathematicsVaries

This task is a follow-up task to a first grade task. On the surface, both tasks can be completed with sound procedural fluency in addition and multiplication. However, these tasks present the opportunity to delve much more deeply into equivalence and strategic use of mathematical properties. These tasks add clarity to the often misunderstood or neglected concept of equivalence.

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