Interpreting Graphs of Proportional Relationships

What do those points on the graph mean? The 10th lesson in a series of 22 presents proportional relationships as graphs. Class members interpret various points of the graph — including the origin — within the context of the problem. Individuals also determine whether a given point would be part of the graph.

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CCSS: Designed
Instructional Ideas

  • Create a matching activity by creating solutions for several problems similar to the first example
Classroom Considerations

  • Pupils need to understand how to read the coordinates of a point
  • The class should be familiar with proportional relationships
Pros

  • The handout provides space for the pupils to answer the questions
  • Includes scaffolding suggestions
Cons

  • The points and the lines in the graphs do not match up
Common Core