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# math vocabulary WH

### ch 1-2 vocabulary

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

a math sentence that contains an equal sign | equation |

replace the variable with a number | solve |

the number that replaces the variable | solution |

the sum of the data divided by the number of data items | mean |

the middle number in a set of ordered data | median |

the data value that appears most often | mode |

shows the number of times each type of answer occurs | frequency table |

displays data using a number line | line plot |

the difference between the greatest and least values in a set of numerical data | range |

compares amounts | bar graph |

shows how an amount changes over time | line graph |

compares parts to whole | circle graph |

a part of a variable expression or a number sequence | term |

a mathematical phrase | expression |

set of rules to follow to calculate numbers | order of operations |

special arrangement of numbers in a square | magic square |

a symbol usually a letter that stands for an unknown number | variable |

expression that contains only numbers and operation symbols | numerical expression |

expression that contains at least one variable | variable expression |

Created by:
Laraannemc