Grade Level(s): 9, 10, 11, 12
Computers for Students, Internet Connection, Adobe Flash Player
Keywords: power of 72, rule of 72, interest, formula, real-world, money, investment, financial, consumer, double your investment, doubling
Although students are provided with a "calculator" for determining interest rates or number of years related to the power of 72 formula, students can use the formula and work the problem out by hand. This is a formula which students can apply to their own lives.
Source and Access Information
Name of Author/Source: Northwestern Mutual Foundation
District/Organization of Contributor(s): Okaloosa
Is this Resource freely Available? Yes
Access Privileges: Public
* Please note that examples of resources are not intended as complete curriculum.