02:22duration 2 minutes 22 seconds

Introduction to compound interest

A short discussion of how compunde interest works and why the amount in a compound interest account grows more and more quickly.

02:32duration 2 minutes 32 seconds

Interpreting the parameters of a linear function…

Interpreting the parameters of a linear function that models a real-world situation

Describes what the values in a linear relationship mean in a real situation.

03:15duration 3 minutes 15 seconds

Finding the percentage increase or decrease:…

Finding the percentage increase or decrease: Advanced

This video shows how to compute the percentage of a price increase. A price decrease is worked the same way and the percentage is taken of the first and higher price.

01:30duration 1 minute 30 seconds

Finding a percentage of a total amount without a…

Finding a percentage of a total amount without a calculator: Sales tax, commission, discount

Just finding the amount of increase or decrease in these types of percent problems.