Real Numbers Introduction to Positive and Negative Numbers

This section has the following videos:

  • Lesson Video
  • Example Set A Practice Problems (Video Solutions)
  • Example Set B Practice Problems (Video Solutions)

This lesson will cover the concept of Real Numbers.  Most students think of Real Numbers as the “positive and negative numbers” however student’s should understand that positive and negative numbers to include integers are just one part of the Real Number system.  The main objective of this lesson is to stress the importance of real numbers to describe or model “real life” situations.  Of course math is all about solving real life problems so understanding the Real Number system is essential in being able to solve algebra problems