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.

SUMIF and SUMIFS function is used to add data or seperate data in a table or column. We dicuss the difference and how to use them.

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.

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 ...

This month’s column shows how to use the remarkably versatile AGGREGATE function in Excel.

Excel's GROUPBY function lets you group and aggregate data based on certain fields in your table of data. It also offers arguments that allow you to sort and filter your data, so you can tailor the ...

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.

But if you only do that once a year, you’ll probably have to research how to use the VLOOKUP function in Excel. For the third most used function in Excel (after SUM and AVERAGE), VLOOKUP is complex.