**VIDEOS**

**Exercise 4.2: Addition and Subtraction of Fractions**

This video goes through the process of adding fractions. |
This video goes through subtracting videos |
This video introduces how to add and subtract positive and negative fractions. |

This video goes through another example of adding and subtracting negative and positive fractions. |
This video explains how to graph inequations on a number line. |

**Exercise 4.3: Multiplying and Dividing Fractions**

This video explains how multiplying fractions works and has an example of when you have a negative fraction. |
This video goes through how to multiply mixed numbers |
This video goes through multiplying positive and negative mixed numbers |

This video explains what it means to divide by a fraction. |
This video goes through the process of division by fractions. It has an example with a negative fraction. |
This video goes through a few examples of dividing by mixed numbers |