Excel's data validation feature is more versatile than you might think. Learn how to use literal values, input values, list values, and even formulas to restrict input date values using data ...

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.

Excel already knows when the month ends.

The Today() function represents the current date in Microsoft Excel. If you type the =Today() function in any cell and press Enter, Excel will show you the current date. Therefore, this method is used ...

The Julian date format is a five digit number broken into two parts: a two-digit representation of the year followed by a three-digit representation of the day of the year. For example, January 1st, ...

Do you use Excel spreadsheets to keep track of your weekly, monthly or annual expenses but find yourself updating all relevant date and content information manually? There is an easier, more effective ...

The simplest way to add an apostrophe before a date in Excel is to type it directly before the date when entering it in a cell. This method works best when you’re dealing with a small number of ...

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, ...

Excel has over 475 formulas in its Functions Library, from simple mathematics to very complex statistical, logical, and engineering tasks such as IF statements (one of our perennial favorite stories); ...

To kick things off, let’s explore how to perform essential calculations like determining the total salary and headcount by department. This is where functions such as `COUNTIFS`, `SUMIFS`, and ...