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 ...

You already knew that Excel can do straight date math, but it can also take into account holidays to find the number of working days between two dates. Tech blogger Chandoo points out the =networkdays ...

Count the number of Excel records that fall between two dates Your email has been sent Many records include a date stamp of some sort. Usually the date marks an event or the input date. Either way, ...

Excel spreadsheet databases work because users can filter the data inside these workbooks. Filters are conditions you specify in databases and spreadsheets to extract only the precise, requested ...