Lesson Plan

Illustrative Mathematics: A Rei Pairs of Whole Numbers

Curated by ACT

The premise of this problem is simple - young scholars must find three whole numbers with three different sums when they are added in pairs. To do this, they set up a system of linear equations in three variables. Aligns with A-REI.C.6.

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Classroom Considerations
  • Knovation Readability Score: 5 (1 low difficulty, 5 high difficulty)
  • The intended use for this resource is Instructional|practice