Real Numbers and Subsets

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Taught by TheMathDude
  • Currently 4.0/5 Stars.
8583 views | 1 rating
Part of video series
Meets NCTM Standards:
Lesson Description:

A breakdown of real numbers and the subsets of real numbers.

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Additional Resources:
  • Real numbers - The Wikipedia article from the lesson explaining what real numbers are and many facts about them.
Questions answered by this video:
  • What are the sets and subsets of the real numbers?
  • What are the natural numbers, whole numbers, integers, rational numbers, and real numbers, and what is the difference between each set of numbers?
  • What are the abbreviations for the sets of numbers?
  • How do you make a Venn Diagram for the sets of numbers?
  • What are the rational numbers, how many rational numbers are there, and where do they fit in a number line?
  • What is an irrational numbers and what are some examples?
  • What is a transcendental number?
  • What is interval notation and how do you use it to write a range or interval of numbers?
  • When do you use brackets and when do you use parentheses when writing interval notation?
  • Staff Review

    • Currently 4.0/5 Stars.
    This lesson ties the previous two lessons in the series together by explaining the sets and subsets of the real numbers. Each set is shown and explained using a Venn Diagram so you can see clearly which sets are subsets of which other sets. Examples of each type of number are shown as well.