Foldable - This is a two page foldable. The front of the foldable showed the parts of the formulas.
The inside of the foldable it takes one situation and compares it in terms of both simple and compound interest.
The third page is optional. The third page has two goals. 1. Goal to see that compound and simple interest is the same during the first year and changes after that. (discovery method. 2. Use the formula to determine missing time or rate given the other information.