AAA Math
Aaa Math: Simple Interest
This AAA Math lesson contains an explanation of simple interest and the formula for calculating simple interest. Links to practice problems and learning games.
Other
Austin Community College: 3 1 Simple Interest
Austin Community College provides an explanation of the simple interest formula along with some example problems. Provides the correct answers if you click in the empty boxes.
CK-12 Foundation
Ck 12: Arithmetic: Simple Interest
[Free Registration/Login may be required to access all resource tools.] In this lesson, students find total amounts using the formula for finding simple interest. Students examine guided notes, review guided practice, watch instructional...
Texas Instruments
Texas Instruments: That's Interesting!
In this activity, students compare simple and compound interest in graph form. By doing this students will gain insight into interest and interest formulas, exponential and linear growth, and real world investment strategies.
Wolfram Research
Wolfram Math World: Simple Interest
This math site explains and defines the concept of "simple interest" and gives a formula for finding this value in terms of time and rate.
Other
Sierra College: Elementary Algebra Review Sheet and Common Formulas
This review sheet includes important rules, properties, formulas, and equations needed to solve many Algebra problems.
Alabama Learning Exchange
Alex: Are You Interest Ed?
In this lesson, students will explore simple interest through the use of studying loans and savings accounts. The students will generate the formula I=P x r x t to calculate simple interest on loans. Students will become familiar with...