You can use the Sum function in Microsoft Office Excel to sum columns of data, whether your data is in an Excel table or is simply a range in a column of your worksheet. The sum of a column of ...

You can sum up entire columns or rows in Microsoft Excel using the AutoSum feature ... so use whichever one is more convenient for you. Here's how to do it on a Mac or PC computer.

The SUM formula can be applied to a certain number or cells or an indefinite series such as an entire column of data, which may grow or shrink at a later time. Launch the Microsoft Excel program ...

If you want to do the same for adjacent columns, you copy the SUM() function or manually enter the function for each column you’re evaluating. Using Excel’s BYCOL() and BYROW() functions ...