If you'd like to make a donation to support my efforts look for the "Tip the Teacher" button on my channel's homepage www.YouTube.com/Profrobbob I work through 3 examples dealing with Percent of Increase or Percent of Decrease. These types of problems are also called Percent of Change.
Example 1: Applying a Percent of Discount and then adding the Percent of Tax at 1:56
Example 2: Calculating the Percent of Profit at 11:57
Example 3: Given the Percent of Change and Final Value, find the Original Value at 20:44 Find free review test, useful notes and more at [ Ссылка ] If you'd like to make a donation to support my efforts look for the "Tip the Teacher" button on my channel's homepage www.YouTube.com/Profrobbob
![](https://i.ytimg.com/vi/SFKSgWgvxaU/maxresdefault.jpg)