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.

You can sum cells across multiple sheets in Excel. This article presents steps for Adding single-cell values or Adding values in the range of cells.

To sum a Column in a Microsoft Excel spreadsheet, you can use the AutoSum, the Status Bar, and even the Sum function to calculate values in one or more columns as explained below. One of the ...

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 ...

Q. I read the June 2020 JofA article on SUMIF. I have tried to use it in my Excel spreadsheet, but it won’t work since I have multiple criteria. Is there a way to get SUMIF to work if you have more ...

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.