Irrational Numbers – Definition & Examples  Irrational Numbers  Definition:  An “Irrational Number” is a Real Number that cannot be expressed as a simple fraction for any Integers. Simply Irrational means not Rational.    2.5 =  5/2  is a ratio or fraction, but       𝝅 = 3.1415926…is not a ratio or fraction. Decimal expansions of irrational Numbers does […]