Solving Proportions

Find out if the amount of practice is proportional to better test scores. The video explains the steps learners perform to solve a proportion. Supplemental videos show examples of solving proportions of varying difficulty, which helps pupils slowly progress in their understanding of the concept.

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CCSS: Adaptable
Instructional Ideas

  • Assign the initial video as homework; use the three problem videos as class examples
  • Supplement with practice problems for learners
Classroom Considerations

  • Viewing the video requires a classroom computer and Internet access
Pros

  • Uses strong mathematical connections and builds on prior knowledge
Cons

  • Uses a cross multiply method to solve proportions which leads to misunderstandings when working with other equations
Common Core