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# Vocab ck3 PACE2014

### 3rd vocabulary ck including words from the first 3 EUS

Term | Definition |
---|---|

Absolute value | the distance from zero on a number line; symbolically |x| |

Integer | A whole number, its opposite, and zero |

Multiplicative inverse (reciprocal) | "flipping a fraction"; when you multiply a fraction and its reciprocal you get 1 |

Natural/Counting number | the numbers starting with 1 and counting up (1,2,3,4,5 . . . ) |

Rational number | a number that can be written as a ratio of two integers |

Whole Number | the numbers starting with 0 and counting up (0,1,2,3,4,5 . . . ) |

Coefficient | the number in front of the variable, indicating multiplication (ex. the 8 in 8x) |

Constant | a term that does not contain a variable. (ex. in 3x + 4, 4 is the constant) |

Equation | a mathematical sentence using numbers and /or variables where both sides are equal |

Expression | a combination of numbers, operations and/or variables with no equal sign |

Inequality | mathematical sentences having the symbols <, >, ≤, or ≥ |

Variable | a symbol, usually a letter, used to represent a number |

zero pair | the result when one positive is paired with one negative |

Created by:
laura.bearden