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# Unit 5 Math Vocab.

### Unit 5 Math Vocabulary

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

Subtraction Property of Equality | When both sides of an equation have the same number subtracted from them, the remaining expressions are still equal. |

Addition Property of Equality | When both sides of an equation have the same number added to them, the remaining expressions are still equal. |

Division Property of Equality | When both sides of an equation area divided by the same number, the remaining expressions are still equal. |

Multiplication Property of Equality | When both sides of an expressions are still equal. |

Term | A number, a variable, or a product of numbers and variables. |

Variable | A symbol or letter used to represent a number or quantities that vary from one expression to another. |

Set | A collection of numbers, geometric figures, letters, or other objects that have something in common |

Equation | A mathematical sequence that contains an equal sign. |

Inequality | A mathematical sequence that contains these symbols <, >, <_, or >_. |

Inverse Operation | A mathematical process that combines two or more numbers such that its product or sum equals the identity. |

Direct Proportion or Direct Variation | The relation between two quantities whose ratio remains constant |

Proportions | An equation which states that two ratios are equal. |

Unit Rate | A comparison of two measurements in which the second term has a value of 1 or out of 1 or per each. |

Constant Speed | Movement at a fixed distance per unit of time. |

Subsitution | To replace one element of a mathematical equation or expression with another |

Constriant | Condition used to limit the type of data that can go into a table. |

Infinitely Many | The number of solution to a given equation has no limit... there are an unlimited number of workable solutions. |

Tape Diagram | A model for mathematical problems that illustrates comparisons, operations, fractions, ratios, and other relationships using strips/tapes and labels. |

Constant of Proportionality | The constant value of the ratio of two proportional quantities x and y; usually written y = kx, where k is the constant of proportionality. |

Created by:
Kittymoon