Solve Rate Problems Using Double Number Lines

This Solve Rate Problems Using Double Number Lines video also includes:

Sometimes a visual is the best way to see how two ratios relate to one another. This video introduces a double number line to organize information about how many lawns Avery can mow in four hours. The double number line allows learners to see either an additive or multiplicative pattern to find the solution. This video is second in a four-part series. Use prior video to practice the same problem with a table. 

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CCSS: Designed
Classroom Considerations

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  • Introduces additive and multiplicative reasoning
  • Reviews common mistakes when setting up double number line
  • Extra practice and quick quiz listed in slides under resources
  • Notes template provided as graphic organizer

  • Video only shows one example
  • Does not answer the initial question in first slide
Common Core