Knowing how to use Excel's variables gives you the ability to make your formulas – and by extension the spreadsheets containing those formulas – much easier to understand. For example, the formula ...

Microsoft Excel allows you to perform equations in individual cells in your worksheet. The Microsoft Equation Editor contains many symbols and operators not commonly found on your keyboard. This ...

Excel is incredibly powerful when your data is complete, but what happens when you need to solve for unknown variables? Enter Goal Seek and the Solver add-in, two tools that let Excel do the heavy ...

Susan Harkins shows you how to format and unlock input cells in Excel at the same time by assigning a modified style. It’s common to highlight input cells so users know which values to change, and ...

Leslie Kramer is a writer for Institutional Investor, correspondent for CNBC, journalist for Investopedia, and managing editor for Markets Group. Correlation measures the linear relationship between ...