03:35duration 3 minutes 35 seconds

Finding the final amount in a word problem on…

Finding the final amount in a word problem on compound interest

This video gives the formula for calculating compound interest and then demonstrates how to calculate the future amount after a given number of years.

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.

01:20duration 1 minute 20 seconds

Converting a fraction to a percentage:…

Converting a fraction to a percentage: Denominator of 4, 5, or 10

Conversions using money as a way to think them through.