Most of the time, questions come in the form of worded problems which can be very daunting. These videos, will explain carefully how to tackle these questions.

Ratio, proportion and rates of change

1. Percentage - What Is it?

Introducing what percentages mean.

Introducing what percentages mean.

percentage_-_what_is_it__.mp4 | |

File Size: | 16233 kb |

File Type: | mp4 |

2. How to Calculate a Percentage of a Quantity

How to find a percentage of a quantity which is a common task in working with percentages.

How to find a percentage of a quantity which is a common task in working with percentages.

how_to_calculate_a_percentage_of_a_quantity_.mp4 | |

File Size: | 19530 kb |

File Type: | mp4 |

3. Converting a Fraction to a Percentage

How to convert a fraction to a percentage.

How to convert a fraction to a percentage.

converting_a_fraction_to_a_percentage_.mp4 | |

File Size: | 17135 kb |

File Type: | mp4 |

4. How to calculate a percentage change

Calculate a percentage change such as a percentage profit / loss or percentage increase / decrease.

Calculate a percentage change such as a percentage profit / loss or percentage increase / decrease.

how_to_calculate_a_percentage_change_.mp4 | |

File Size: | 13713 kb |

File Type: | mp4 |

5. Increase/ Decrease a Quantity by Percentage.

increase___decrease_a_quantity_by_a_percentage.mp4 | |

File Size: | 10789 kb |

File Type: | mp4 |

6. Increase / Decrease a Quantity by a Percentage (examples)

increase___decrease_a_quantity_by_a_percentage__examples__.mp4 | |

File Size: | 14150 kb |

File Type: | mp4 |