When you only need two outcomes, the IF function is fine. But the moment you start stacking conditions (if this, then that, otherwise if this, then that), you’re building a house of cards. At first, ...

Microsoft Excel 2010 provides a formula for calculating the average value from multiple worksheets in a workbook. Before you apply this formula, check that each worksheet is formatted the same way.

While Excel is a powerhouse for data analysis and manipulation, complex workbooks with tons of formulas can slow down your workflow in no time. After all, nobody wants to wait around for their ...