Adding larger numbers in your head is not always easy. If you need to use pen and paper, then the column method is a good way to add. It involves writing one number beneath the other, so that the ...

Columns organize data in Excel, and are often used as categories with headers to sort cells. You can simply right-click on an existing column to add another column immediately before it. To add ...

When you enter data into a spreadsheet, you may need to make room for more. You might want to insert one or more columns to include additional data. We’ll show you how to add columns in Google Sheets, ...

When you add or subtract currency-formatted numbers, Excel 2013 automatically adopts the currency format for the results. Adding and subtracting figures follows similar procedures, but you must be ...

Excel has over 475 formulas in its Functions Library, from simple mathematics to very complex statistical, logical, and engineering tasks such as IF statements (one of our perennial favorite stories); ...

Tonight’s tip of the night explains how you can use an array formula in Excel to confirm that values on a single row for multiple columns are the same, but discount any instances where a column has a ...

When you apply Microsoft Excel's percentage number format to a cell already containing a number, it multiplies the value by 100. This can be frustrating, as there's apparently no easy way to stop this ...