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7th Grade - Proportional Relationships

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Distinguish proportional relationships (y/x = k, or y = kx) from other relationships, including inverse proportionality (xy = k, or y = k/x). 0706.3.7


Links verified on 6/11/2014


  1. Algebra: Proportion Word Problems - explanation and examples [direct and inverse proportion explained]
  2. Cat and Mouse: Direct and inverse proportion - The problem is actually a great opportunity to teach direct variation and inverse variation.
  3. Direct Proportion - this explanation provides a clearly explained example
  4. Direct Proportion - explanation and practice problems [Caution: metric units and UK monetary units used]
  5. A PowerPoint show related to this standardDirect Proportion - this 18 slide PowerPoint show has several examples
  6. A PowerPoint show related to this standardDirect Proportion - a 37 slide PowerPoint show with several "starter questions"
  7. How to Determine Whether Two Variables Are Directly Proportional - explanation and several graphs
  8. Inverse Proportion - this explanation provides a clearly explained example
  9. A PowerPoint show related to this standardInverse Proportion - this 18 slide show has several examples [This expired link is available through the Wayback Machine Internet Archive. If the page doesn't load quickly click on Impatient? at the bottom right of the page.]
  10. Inverse Proportion Problems - from Annenberg's Learning Math series This site includes questions for your students to check their understanding
  11. Math Word Problems [Variation or Inverse Proportion] - five question multiple choice quiz This site includes questions for your students to check their understanding
  12. Proportionality (mathematics) - this Wikipedia article explains direct and inverse proportion
  13. Solving Problems Involving Direct Proportion - [close the subscription screen to get to the problems] some good practice problems are presented here, UK units used
  14. Solving Proportion Problems - four examples with detailed explanation

 

 

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