Simple Interest Formula

This math video tutorial explains how to use the simple interest formula to solve word problems. It explains how to calculate the interest earned over a period of time, how to calculate the annual interest rate percentage, and how to calculate the time or the number of years for a savings account to reach a certain value. It contains plenty of examples and practice problems. Algebra Review: https://www.youtube.com/watch?v=i6sbjtJjJ-A