Prime Numbers | | Fractions with different denominators. |

Greatest Common Factor | | Can be divided evenly only by 1 or itself. And it must be a whole number greater than 1 |

Least Common Multiple | | Consists of an integer followed by a proper fraction. |

Equivalent Fractions | | Have a larger top number than the bottom number. |

Like Fractions | | Have the same value, even though they may look different. |

Unlike Fractions | | The denominators in two or more fractions are the same. |

Common Denominator | | Fractions which have the same denominator. |

Improper Fractions | | The smallest (non-zero) number that is a multiple of two or more numbers. |

Proper Fractions | | The least common multiple of the denominator. |

Mix Number | | The highest number that divides exactly into two or more numbers. |

Least Common Denominator | | Have a top number smaller than the bottom number. |