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, ...

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 ...

Managing date lists in Excel can often feel repetitive and time-consuming when done manually. However, Excel provides a range of powerful tools to streamline this process, allowing you to save time ...

Trying to use an Excel Date and Time function, but Excel returns a serial number instead of date; this is because Excel stores dates and times in serial numbers in the backend; for instance, when you ...

How to extract the date and time from a serial date in Excel Your email has been sent Image: Rawpixel Ltd, Getty Images/iStockphoto Must-read Windows coverage CrowdStrike Outage Disrupts Microsoft ...

Many Microsoft Excel sheets store date and time values. Sometimes the two values appear in the same cell, and sometimes they do not. If you work with dates and/or times, you need a good understanding ...

Block bad data, duplicates, and incorrect dates with these custom rules.

As a spreadsheet software program, Microsoft Excel has many useful features for a small business's productivity. Chief among these is the ability to use formulas to make various calculations with the ...

Five hidden Excel rules show helper columns, LET, and LAMBDA in action, cutting errors and making updates quick for any ...

If you've ever started up a Mac that sat unplugged for long enough to discharge the battery that backs up its memory of the current date and time, you've seen the date January 1, 1904, replace the ...