Return on Investment (ROI) can help you determine how much you'll have for retirement. Here are key formulas and strategies to plan and maximize your financial future.

Project ROI Formula There are two different ways to calculate return on investment. Both return the same result with a different interpretation.

In order to make educated decisions when investing, you need to determine how much you could make on that investment. To do this, you need to calculate return on investment, or ROI.

Knowing how to calculate your portfolio's returns is essential to becoming a savvier investor. Learn the basic principles here to correctly calculate your investment portfolio returns.

For example, a mid-range kitchen remodel nets an average 71 percent ROI, while the return for a major kitchen remodel is only around 53 percent.

To make the most of your marketing budget, learn how to measure its results by calculating the return on investment (ROI) of your marketing campaigns.