From time-to-time users have to add various formulas for computing values in Microsoft Excel. In a situation like this, the user may need the services of the same formula in another cell, row, or ...

How to Use the Sum Function to Add Cells in the Same Sheet You can use the Sum function to add up the data in two or more cells, or all of the data within a range of cells.

If Computer Paper takes up Cells C4, C5 and C6, and the total cell is C10, you can add up the values in those cells Use the "=+" formula in the C10 cell.

You can subtract multiple cells from one cell in Excel by using Minus sign, SUM function and Paste Special feature. Here is a tutorial on this.