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 ...

The most useful Excel date functions handle everyday workflows like countdowns, working days, and month-based planning ...

When you’re trying to determine how many work days you have left before reaching a project deadline, this handy Excel NETWORKDAYS calculator can do the job. If you can only read one tech story a day, ...

Here’s a nifty use for Excel: figuring out how long it is until your next vacation. Excel can easily perform arithmetic on dates because it stores them as a plain old number. The next time you are ...