Historical volatility is a long-term assessment of risk. Discover why it is important to investors and learn how to calculate volatility in Excel.

To calculate statistical variance in Microsoft Excel, use the built-in Excel function VAR.

Percentages aren't always easy to calculate, but one of the best tools in Excel's toolbox is calculating percentages for you. Here's how to do it.

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Microsoft Excel has dozens of preset formulas for many types of mathematical calculations, but compounding interest isn't one of them. To calculate the future value of a single amount compounded ...