Microsoft's spreadsheet program can do way more than you might realize. These are the hacks and tricks you need to know.

The Microsoft Excel program includes a variety of mathematical formulas that you can apply to any cell in a spreadsheet. If your business uses an Excel file to track sales information, you can use the ...

The SUMIFS function works in a similar way with text as with numbers, but there are two key differences. First, text in Excel ...

It creates a reusable function that takes three inputs: actual sales, sales quota, and a weighting factor. It returns a weighted performance score by dividing sales by quota and multiplying by the ...

Mac: The "Sum" function in spreadsheets is great, but if you're not the type to do all your list-making in Excel, coder Brett Terpstra built an OS X System Service that allows you to total up any set ...

You can subtract in Excel by placing a minus sign in front of any numbers you want to deduct. You can add and subtract a bunch of numbers at once using the equal sign or SUM function. You can add and ...