Instructional Video

Math Mammoth: Simplifying and Writing Expressions 1: Length and Perimeter

Curated by ACT

This video describes how to simplify algebraic expressions for the lengths of line segments and explains what the definition of a term is. It also shows how to simplify an expression for perimeter. [9:58]

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CCSS: Adaptable
Classroom Considerations
  • This video is hosted on YouTube
Common Core