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Module 4 - Real Number System

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This module is designed to increase your understanding of the real number system.  There is continued emphasis on the four basic operations, with additional emphasis on the ability to distinguish between rational and irrational numbers.  The real number system is comprised of both rational and irrational numbers.  Therefore, it is important to gain a definite understanding of the numbers and the distinction between the two types.

Activity 1: Key Terms & Definitions

  • Real Number
  • Rational Number
  • Irrational Number
  • Decimal
    • Repeating Decimal
    • Terminating Decimal
  • Greatest Common Factor (GCF)/Greatest Common Divisor (GCD)
  • Least Common Multiple (LCM)
  • Rounding
  • Truncate
  • Expanded Notation
  • Scientific Notation
  • Exponential Form
  • Percent

Add these terms to your glossary.

Resources:

  • All students should go to the community and participate in the exercises of the week.

Please Note the Different Resources Depending on your Start Date.

After October 1, 2007

  • MyMathLab Complete Steps 1-4 in Module 4 on the Real Number System.

Before October 1, 2007

  • Billstein text (Section 4-5, Chapters 5 and 6)

Supplemental Resources:

Activity 1 : : Activity 2 : : Activity 3 : : Activity 4

Copyright 2008, by the Contributing Authors. Cite/attribute Resource. rbennett1. (2007, September 28). Module 4 - Real Number System. Retrieved December 02, 2008, from Western Governors University Web site: http://ocw.wgu.edu/liberal-arts/interdisciplinary-studies-mathematics/module-4-real-number-system. This work is licensed under a Creative Commons License. Creative Commons License