We all know linear equations are special, but the direct variation equation is extra special! The video begins with a set of data to illustrate a direct variation relationship. It then completes examples of writing direct variation equations from a graph.

Concepts

direct variation, slope

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Additional Tags

math

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Instructional Ideas

• A substitute could use the video to facilitate a lesson on direct variation
• Post the video for absent students or those needing extra instruction

Classroom Considerations

• Requires Internet access to show or watch the YouTube video in the classroom

• This video is hosted on YouTube

Pros

• Varies the axis intervals when finding slope

Cons

• Includes only minimal application and real-life examples

Common Core

HSF-LE.A.1.a HSF-LE.A.1.b