Microsoft Excel’s Subtotal feature calculates subtotals and a grand total for columnar data, but that’s not all. This Excel feature supports 11 calculating processes: sum, count, average ...

1. Click into an empty cell. 2. Type =SUM ( 3. Enter the range of data you want to total. 4. Add a close parenthesis. 5. The sum total will appear in the empty cell you originally chose.