How to Add Payroll Hours & Minutes in Excel. Excel considers dates and times as numbers in cells, making calculation difficult. Excel processes 6 AM as "0.25," because it is one quarter of the way ...

While Microsoft Excel automatically reformats time values as hours and minutes, you can manually change the cell's time format to display the seconds as well.

Q. I often create agendas and schedules with a certain amount of time allotted for each agenda item — for example, 10 minutes for introductions, six minutes for each team to propose their ideas, etc.