Excel’s Date & Time functions ease the workload for bookkeepers, project planners, HR departments, and other jobs where time is money. The four functions covered here—ISOWEEKNUM, WEEKNUM, WORKDAY, ...

As you create Excel spreadsheets for your small business, time and date functions frequently add both convenience and programming capability to your workbooks. There's good news with date functions.

Old-school Excel functions like SUMPRODUCT, INDEX/MATCH, and IFERROR remain essential for stable, readable, and maintainable ...

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 ...

Microsoft Excel's Month and Weekday functions output numeric values for a given date. The Month function results in the month numbers, such as "3" for March or "12" for December. The Weekday function ...

DATEVALUE is a Date and Time function, and its purpose is to convert a date in the form of text to a serial number. In this post, we will show you how to use the DATEVALUE function in Microsoft Excel.

Sometimes, the YEAR function returns the correct value, but Excel displays an unexpected year, such as 1900 or 1905. This occurs when the cell containing the YEAR formula is formatted as a Date ...