How to Calculate Interest Earned on Money? Or, Does Money Grow on Trees?

How to Calculate Interest Earned on Money-is an essential tool, or skill, to use every day in order to be money wise and be a powerful person. This story is teaches this tool, actually it gave a simple formula. The story is using real examples how to calculate earned interest in money accounts, in CDs, or how much a person pays interest in credit cards, or in home mortgages. Easily, readers can master this simple formula.