Dynamic arrays change the rules for formula output in Excel. When I write a formula that returns a list by default, I need to decide whether I want the result to spill across a range of cells or ...

Excel is the best piece of software ever made. We've talked a lot about basic formulas and advanced tricks that will make you way better at the program, but we've been remiss and forgot about our ...

I keep running into situations in Excel where I want to calculate a conditional sum, but my criterion is something along the lines of "Include cell B1 if cell A1 is a number, likewise B2 and A2, B3 ...

Using multiple sheets in the same Excel workbook helps organize data into distinct categories. For example, you might have sales data for each of your four main departments on four separate sheets. If ...