# The Real Number System

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2015-09-09 23:26

## Section

Question | Answer |
---|---|

What classifies a real number? | It can be a fraction, decimal, repeating decimal, integer, whole number, or natural number. |

What classifies an integer? | It can be a positive, or negative number, or zero. |

What classifies a whole number? | It can be a positive number or zero. |

What classifies a natural number? | It can be any of the typical counting numbers, eg, 1,2,3, etc. |

What is an irrational number? | Irrational numbers include pi, the square root of 2, and infinite decimals without a pattern |

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