Know how to solve problems with one ratio? Then solving problems with two ratios will be a cinch. Pupils watch an engaging video to learn how to solve problems involving two ratios. It first shows the method of combining the ratios into one ratio using least common multiples before answering the associated question.

Concepts

ratios, proportional reasoning

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Additional Tags

math

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Instructional Ideas

• Apply the video as part of a review session
  

Classroom Considerations

• Experience with ratios is necessary
• Scholars should be able to find least common multiples
  

Pros

• Explanations are easy to follow
  
• Shows all steps of the required work
  

Cons

• Teacher-centered instruction may not be beneficial to struggling learners
  

Common Core

6.RP.A.3.b