Curated OER
What's a Percent of Change?
Learners who view this video will gain a stronger understanding of percent of change. This tutorial provides a formula and a sample problem. As the tutor completes the example, she explains and clarifies each step that she takes to find...
Curated OER
How Do You Figure Out Sales Tax?
Sales tax always increases the price of your purchases. How can you figure out how much you'll be paying in full? Teach your class how to figure out their total cost, including sales tax, with this video. Using an example of a pair of...
Khan Academy
Khan Academy: Algebra: More Percent Problems
This video demonstrates how to solve two different word problems involving percents. The first word problem involves buying items on sale for a given percentage. The second word problem involves multiple steps with percent increase and...
Khan Academy
Khan Academy: Algebra: Growing by a Percentage
This video demonstrates how to find the new value of a number after it grows by a given percent. It also shows to set up and solve an algebraic equation in order to determine the original amount before a certain number grows by a given...
Virtual Nerd
Virtual Nerd: How Do You Figure Out Sales Tax?
Always figure out your total cost before you check out to stay within budget. Watch this tutorial and learn how to calculate sales tax. [2:19]
Sophia Learning
Sophia: Increase Percent of Change
This video tutorial explores how to determine the increased percent of change in a money problem. The lesson includes a detailed example.