Khan Academy
More Percent Problems
If Sal has fifty dollars in his pocket and everything at the store is 25% off the marked price, what is the highest marked-price item he can buy? He also demonstrates what would happen if he invested $100 and gained 25% the first year...
Khan Academy
Growing by a Percentage
Sal explains percent gain using real-life examples and demonstrates how to convert percentages to decimal numbers to solve the problems.
Curated OER
What's a Percent of Change?
Learners who view this video will gain a stronger understanding of percent of change. The 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 the Price of an Item With 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 our their total cost, including sales tax, with this video. Using an example of a pair of...
Curated OER
How Do You Figure Out a Percent of Change?
First, identify the parts of the word problem. Next, identify the variable, decide what formula to use, figure out the quantities, insert the quantities into the equation, and now solve. There are many parts to solving this word problem...
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...