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

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.

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 ...

Have you found this content useful? Use the button above to save it to your profile. It's not the most complex spreadsheet challenge, but working out weighted averages is a perennial favourite on Any ...

To fix an Excel spreadsheet not adding up correctly, check the SUM function's syntax and make sure there aren't any text format cells in the sheet.

To calculate the sum of squares using Microsoft Excel, you need to input a specific formula into the formula bar of the cell you're working with.

Or why data analytics depends on data preparation. I wanted to find the “Reach” of some Facebook groups. In my mind, it should have been a simple SUM calculation. It should have been an easy formula ...