The Area in the Real World

So we don't have to paint the entire wall? Groups measure a classroom wall and aspects of the wall that would not be painted. Using the measurements, teams determine the area of the wall that would be covered in paint. The lesson is the sixth segment in a unit of 22.

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CCSS: Designed
Instructional Ideas

  • Alter the lesson to explore floor covering with part of the floor covered in carpet and some covered in tile
Classroom Considerations

  • Measure the area that will be used in the activity prior to the lesson
  • Requires measuring devices, such as tape measures, yardsticks, or meter sticks

  • Provides a table to organize the measurements
  • The answer key shows the needed calculations

  • None
Common Core