Bookkeepers, project managers, HR departments and more use the Excel Date & Time functions WEEKNUM, ISOWEEKNUM, WORKDAY, WORKDAY.INTL to calculate time. Here's how.

Excel provides one general formula that finds the difference between numbers, dates and times. It also provides some advanced options to apply custom formats to your results.

Easy way to calculate time difference in Excel using simple logic. A simple formula to calculate difference between two dates & times in Excel.

All businesses need to calculate dates and times for payroll, expenses, inventory and more. We show how Excel turns dates into serial numbers for easier calculations, and we discuss Networkdays ...

If you have to work with a date stamp in Microsoft Excel that includes date and time, you can use these simple expressions to extract both components, making them easier to work with.

Fortunately, Excel offers a built-in function, DATEDIF, which makes it easy to calculate elapsed calendar time.

Learn how to create date lists in Excel using autofill, formulas, and advanced techniques. Save time and boost efficiency with these tips ...

How to Make a Cell on Microsoft Excel With a Changing Date. Microsoft Excel offers a Function Library with formulas that insert the current date when you open the worksheet or enter calculations.

Learn which Excel formulas perform best for large datasets and how to optimize them for faster calculations and better performance.