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.

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.

Formulas are powerful tools for performing calculations and analyzing data in Excel. In this beginner’s guide, you’ll learn ...

The IF function is one of the most flexible functions in Microsoft Excel and has a range of uses that can be helpful in comparing data entries and isolating specific data points. The IF function can ...

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 ...