Khan Academy
Khan Academy: Intro to Percentages: Describing the Meaning of Percent
In this video students learn about describing the meaning of percent.
Homeschool Math
Homeschool Math: How to Calculate a Percentage of a Number
Learn the basics of how to calculate percentages of quantities in this easy lesson. [5:22]
Math Playground
Math Playground: How Do You Calculate the Tip?
This video demonstrates how to calculate the value of the tip for a meal at a restaurant.