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# 2nd, 3rd, 6th Unit 2

### Fun study guide for vocabulary quiz

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

A set step-by-step instructions for solving a problem. The most common are those for basic arithmetic. | Algorithm |

The result of subtracting one number from another. | Difference |

An answer close to, or approximating an exact answer. | Estimate |

A way of writing a number as the sum of the values of each digit. | Expanded Notation |

A number sentence that is not true. | False Number Sentence |

The largest number in a set of data. | Maximum |

The sum of a set of numbers divided by the number of addends. Also called the average. | Mean |

The middle value in a set of data when data is listed in order from least to greatest. If there are two middle numbers, add them up and divide by 2. | Median |

The smallest number in a set of data. | Minimum |

In a set of data, it is the number that occurs the most. | Mode |

Two expressions with a relation symbol. For example: 4+4=8 | Number Sentence |

A number sentence with one or more variables or missing values. | Open Number Sentence |

A symbol used in expressions and number sentences to strand for a particular math operation. (+, -, x, /, *) | Operation Symbol |

A system that gives a digit a value according to its position, or place, in a number. | Place Value |

The difference between the maximum and minimum. | Range |

A symbol used to express a relationship between two quantities. (<, >, =) | Relation Symbol |

A value or values for the variables in an open sentence that makes the sentence true. | Solution |

A number sentence stating a correct fact. | True Number Sentence |

A letter or other symbol that represents a number. | Variable |

Created by:
thomaskj