Rational numbers | |

Identifying rational and irrational numbers | |

Simplifying fractions | |

Lowest common denominator | |

Rounding mixed numbers | |

Absolute value of rational numbers | |

Converting decimals to fractions | |

Converting fractions (denominator is a power of ten) to decimals | |

Converting fractions to decimals | |

Repeating decimals | |

Comparing fractions | |

Ordering fractions | |

Adding and subtracting fractions with like denominators | |

Adding fractions with different denominators | |

Adding mixed numbers with different denominators | |

Subtracting fractions with different denominators | |

Subtracting mixed numbers with different denominators | |

Adding and subtracting fractions: word problems | |

Reciprocals and multiplicative inverses | |

Finding a fraction of a whole number | |

Multiplying fractions | |

Dividing fractions | |

Mixed operations involving fractions | |

Multiplying and dividing fractions: word problems | |

Mixed operations involving rational numbers | |