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# Math Vocabulary

### Chapter 5

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

expression | a part of a number sentence that has numbers and operation signs but does not have an equal sign |

variable | a letter or symbol that stands for a number or numbers |

order of operations | a special set of rules that can be used to solve an expression with more than one operation |

parentheses | the symbols used to show which operation or operations in an expression should be done first |

equation | a number sentence which shows that two quantities are equal |

inequality | a mathematical sentence that shows two expressions do not represent the same quantity |

less than or equal to (≤) | a symbol used to compare quantities when the first is less than or equal to the second |

greater than or equal to (≥) | a symbol used to compare quantities when the first is greater than or equal to the second |

zero property | the product of 0 and any number is 0 |

identity property | the product of 1 and any number is that number |

commutative property | you can multiply two factors in either order and get the same product |

associative property | you can group factors in different ways and get the same product |

distributive property | multiplying a sum by a number is the same as multiplying each additional addend by the number and then adding the products |

Created by:
RossCoops3