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 ...

If Microsoft Excel does not recognize dates, then there is something wrong with the formatting. Use any of the methods mentioned here to format cells perfectly.

If numbers keep changing to dates automatically in Excel or if Excel changes dates to random numbers then this post will help you fix the issue.

Financial modeling in Excel requires a comprehensive understanding and skillful application of various functions.

Microsoft Excel 2010 has 400 functions in 11 categories. Categories for both spreadsheet programs include Date and Time, Text, Statistical, Financial and Engineering.