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.

Select a range, such as a row, and then use AutoSum to automatically sum all values in the row. You also can click an empty cell near the row, and then allow AutoSum to estimate the expected range.

If you don't have an existing file, use the blank worksheet in Excel. Type a zero in the first row of your column and drag your mouse down to the last row of the column to autofill it with zeros.

SUM is the spreadsheet equivalent of an open invite: it welcomes everything into the total, whether it belongs there or not.

The Autosum function can be used to add or sum Time in Microsoft Excel. You can add hours and calculate the total time in Excel.

How to add multiple grand total rows to a PivotTable in Excel When you create a PivotTable, Excel will insert a grand total at the bottom that returns the sum of the value column.