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Unformatted text preview: 5.3 The Rational Numbers Rational numbers are numbers that can be expressed in the form a b , where a and b are integers, b ≠ 0. A rational number is reduced to its lowest terms , or simplified , when the numerator and denominator have no common divisiors other than 1. Fundamental Princial of Rational Numbers: If a b is a rational number and c is any number other than 0, a c a bc c = . Reduce each rational number to lowest terms: 1. 242 154 2. 60 144 3. 280 420 A mixed number consists of the sum of an integer and a rational number, expressed without the use of the plus sign. An improper fraction is a rational number whose numerator is greater than its denominator. A mixed number can be converted to an improper fraction by [1] multiplying the denominator of the fraction by the whole number and adding the numerator and [2] placing the result of these computations in the numerator and keeping the same denominator. numerator and [2] placing the result of these computations in the numerator and keeping the same denominator....
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 Fall '11
 PatriciaBishop

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