If you need to calculate dates in your spreadsheets, Excel uses its own unique system, which it calls Serial Numbers. Every date (month, day, year) and time (hour, minute, and second) has an ...

If you would like to improve your Excel workflows and spreadsheets and in the process save a huge amount of time you might be interested in mastering Excel date functions. Once mastered this knowledge ...

When calculating time intervals in Excel, you are looking for the time that has passed between two given sets of time. Because Excel converts dates and times into numbers behind the scenes, ...