Select the cell in your Microsoft Excel document that you would like to use for the sum of squares function and open the "Formulas" tab. Click on the "Insert Function" button and type "sumsq" into ...

Below are more guides on Excel’s SUM function from our extensive range of articles. Top Excel Formulas for Speed & Performance in Large Worksheets How to Use Dynamic Arrays for Running Totals in ...

How to manually sum in Excel 1. Click the cell you want the sum to appear in and click "=." 2. Type a number or click a cell that has a value. 3. Type "+." 4.

I also used the term function earlier in this section. The word “sum” in the formulas used in these examples is one of Excel’s many functions. In this case, the sum function is used to add ...