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# Fractions

### 5th grade fraction vocabulary

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

* benchmark fraction | Common fractions used for estimating, such as 1/4, 1/3, 1/2, 2/3, and 3/4 |

Factor | Numbers that can be multiplied together to get another number |

* Greatest Common Factor (GCF) | The greatest number that is a factor of two or more given numbers. They are used to reduce a fraction. |

Multiple | We get a multiple of a number when we multiply it by another number. The multiples of 4 are: 4, 8, 12, 16, 20, 24... |

* Numerator | The number above the fraction bar. It tells how many pieces are in use. |

* Denominator | The number below the fraction bar. It tells how many pieces make a whole |

Equivalent Fractions | Fractions that have the same value |

* Mixed Number | A number that has a whole number part and a fractional part Ex: 2 1/2 |

* Improper Fraction | A fraction whose numerator is greater than or equal to its denominator Ex: 4/3, 5/5 |

Common Multiple | The common numbers found in two or more lists of multiples. |

Least Common Multiple | The smallest of the common multiples. They are used to find a common denominator |

Least Common Denominator (LCD) | The least common multiple of the denominators |

Common Denominator | When the denominators of two or more fractions are the same. |

* Fraction | A symbol used to describe one or more parts of a whole that is divided into equal parts. Example: 3/5 |

* Common Factor | A number that is a factor of two or more given numbers |

* Simplest Form | a fraction in which the greatest common factor of the numerator and denominator is 1 Ex: 5/10 = 1/2 |