How to Add Cells Across Multiple Spreadsheets. Adding data that spans multiple Excel spreadsheets might appear daunting at first, but Microsoft simplifies the task with two referencing methods.

Multiplying an entire Excel column by the results of a formula can be a little tricky, especially if the formula is complicated or subject to change.

1] Copy the same formula to other cells in Excel using keyboard shortcuts It is possible to use keyboard shortcuts to easily add formulas to other parts of a workbook.