SUM is the spreadsheet equivalent of an open invite: it welcomes everything into the total, whether it belongs there or not.

How to use BYCOL() and BYROW() to evaluate data across columns and rows in Excel Your email has been sent Most Microsoft Excel functions are autonomous—one result value for each function or formula.

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 zeros ...