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# 6th Grade Math Vocab

### Term and Definition on Math, 6th Grade Math Vocabulary

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

Algebra | A language of symbols, including variables. | a + -5 x 4 / -4 squared = |

Variable | A symbol (usually a letter) used to represent a number unknown. | b - 3 = -2 |

Factors | These are what the numbers are called when they are multiplied. They're _______ of the product. | 2 x 2 = 4 |

Prime Number | A whole number that has exactly two numbers only that can be multipied to get that product, 1 and the number itself. | 5 = 1 x 5 |

Composite Number | A number (that is greater than 1) with more than two numbers that can be multipied to get the product. | 2 x 2 = 4 1 x 4 = 4 |

Prime Factorization | Seperating a composite number, perhaps using a factor tree, to break it down into many prime numbers. | 2 4 > 2 |

Base | The _______ is the number used as a factor. The exponent indicates how many times the base is used as a factor. (2 x 2 x 2 = 2 cubed) | 2 x 2 x 2 = 2 cubed |

Numerical Expression | A combination of numbers and operations. (Example: 3 x 2 + 4 x 4) | 3 x 2 + 4 x 4 |

Algebraic Expression | Combinations of variables, numbers, and at least one operation. | a x 4 |

Evaluate | To find the value of an algebraic expression. | a = 2 |

Equation | A sentence that contains an equals sign (=). | a x 4 = 8 |

Equals Sign | Shows equality in an equation. | = |

Area | The number of square units needed to cover a surface. | Rectangle: 2 in. by 2 in. 2 x 2 = 4 square inches |

Formula | An equation that shows a relationship among certain quantities./ You can use a _______ to find the area of a rectangle. | Area = Length x Width |

Squared | To the power of 2 | 5 to the second power |

Cubed | To the power of 3 | 5 to the third power |

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nerrena