CPM Teacher Tutorials

CC3 3.2.1: 3-70 Student eTool (CPM)

Updated Jul 11, 2018

Use this eTool to view the Equation Mat that will be used in solving part (b) of problem 3-70.

Solve the equation on your Equation Mat one step at a time.  Every time you make a step, record your work in two ways:

  • Record the step that was taken to get from the old equation to the new equation.
  • Write a new equation that represents the tiles on the Equation Mat.
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