Instructional Video

Writing Algebraic Expressions

Turning words into symbols is a powerful way to use mathematics. A direct video lesson presents several word problems requiring an algebraic expression. After defining the variable, the presenter shows how to write an expression representing the contextual situation.

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CCSS: Adaptable
Additional Tags
Instructional Ideas
  • Pause the video after the presentation of each example; challenge pupils to try the problem before continuing the video
  • Have pairs craft a word problem for their partner to write as an expression
Classroom Considerations
  • Requires Internet access if requiring independent viewing of the video
  • This video is hosted on YouTube
Pros
  • Includes explanation of background knowledge necessary for understanding
  • Presents the solutions using a methodical procedure
Cons
  • None