The Irrational Number

An irrational number is a number that is not rational.  Since all rational numbers can be expressed as a simple fraction, it stands to reason that irrational numbers cannot be expressed as simple fractions.



For more information check out the links below.

http://www.mathsisfun.com/irrational-numbers.html

http://www.mathcaptain.com/number-sense/irrational-numbers.html

http://mrfazio.edublogs.org/2011/11/14/irrational-numbers/