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 through the day. If you need to add a number of ...

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.

Excel has a number of formulas that enable you to count the time between two dates. You can specify that you would like to count the difference in hours by adding a time specifier to your formula or ...