Identifying Sets of Real Numbers

Some numbers just want to be whole. Viewers of a short YouTube video learn how to classify real numbers as rational/irrational numbers, integers, whole numbers, and natural numbers. They see how graphic organizers can help visualize these classifications.

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Instructional Ideas

  • Use the video with learners struggling with classifying numbers
Classroom Considerations

  • Pupils should be able to read Venn diagrams
  • Some knowledge of real number classification is beneficial
Pros

  • Explanations are clear
  • Works through some examples
Cons

  • Slow-paced video