DATEDIF(), which means Date + Dif, is a compatibility function left over from Lotus 1-2-3 that Microsoft adopted in Excel version 2000, which is the only version that explains how this function works.

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 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 ...

When you use Microsoft Excel to store and analyze business data, your workbooks and worksheets often contain date information. Although your original data may need to display full month, day and year ...

When you enter a number into an Excel cell that looks like a date, such as "Jun-1" or "6/1," Excel automatically adjusts the format of the cell to display a date, so you may not know that Excel ...