Direct Variation Equation (Example)

New Review

Directly, find a missing value. The video demonstrates how to find the fourth value in a direct variation relationship knowing three others. Scholars learn to find the constant of variation and use it to find a missing value.

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CCSS: Adaptable
Instructional Ideas

  • Make the connection between direct variation equations and proportional equations
  • Create pairs and have classmates solve different parts of the direct variation problem, with one finding the constant and variation and the other identifying the missing value
Classroom Considerations

  • Requires that students understand how to solve an equation for a variable
Pros

  • Uses colors to highlight sections of the problem
  • Shows all the steps needed to arrive at the solution 
Cons

  • None
Common Core