Equal Differences Over Equal Intervals 2

This Equal Differences Over Equal Intervals 2 activity & project also includes:

Your algebra learners explore linear functions concretely using tables of values in a collaborative task. The idea that linear function values change by equal differences over equal intervals, is emphasized. The slope and y-intercept become evident in the patterns developed in the tables and in the equations.

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CCSS: Designed
Instructional Ideas

  • Learners need to be comfortable with the concepts of delta x and delta y
  • Pupils may need more concrete practice like in part c before they are ready to progress to writing the abstract form
Pros

  • Includes very detailed description of the solution
  • Helpful commentary for the teacher
Cons

  • None