Excel’s BYCOL() and BYROW() functions evaluate data across columns and rows, returning an array result set allowing you to bypass a lot of work.

How to Sum a Column of Zeros in Excel. 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 ...

You can sum a series of numbers in Microsoft Excel manually by typing in a simple formula, or automatically with a tool.

Unlock the full potential of Excel's SUM function with advanced techniques for data analysis, conditional counting, and more.

You can't use a SUM() function to sum a filtered list, unless you intend to evaluate hidden and unhidden values. Here's how to sum only the values that meet your filter's criteria.