Learn how to sum and count Excel cells by color with 3 easy methods. Save time, reduce errors, and boost your data analysis ...

To calculate the sum of squares using Microsoft Excel, you need to input a specific formula into the formula bar of the c. Chron Logo Hearst Newspapers Logo. Skip to main content. Newsletters.

The sum of the column of zeros will be displayed in the cell. Alternatively, you can type in the Sum function -- "=sum()" -- and the range to be summed if you are familiar with the Excel Sum function.

Image: iStockphoto. Most Microsoft Excel functions are autonomous—one result value for each function or formula. For example, you might use SUM() to return the sum of all the values in a single ...

To sum values in the range of cells across the selected sheets in Excel, use the following formula: =SUM(sheet 1!cell range, sheet 2!cell range, sheet 3!cell range, ...