Formula in Excel 2016
When calculating the difference between two dates, you may want to exclude weekends and holidays. You can see how to calculate the number of Working Days between two dates for the usual, standard working week where weekends are Saturdays and Sundays.
If you use formulas in Excel, you often can see messages such as #VALUE! or #DIV/0!. Most of the time, this means you need to check the source of the error and fix it, but sometimes a formula error simply means that the data used by the formula is not yet available.
Sometimes, especially when you work with a lot of data, you need to transform it. If you need to convert some range of data by dividing or multiplying it, it can be done in Excel in two clicks:
If you are creating chart or diagram in Excel with shapes, you might need to update the shape text automatically depending on the value in a particular cell.
Use COUNTIF if you need to sum values for a particular person or other criterion.
Use SUMIF if you need to sum values for a particular person or other criterion.
Usually you can view a formula in the Excel cell when cell is selected, but you can protect spreadsheet to hide formulas in some cells.
Often you'll want to insert a series of dates into a worksheet. The most efficient way to enter a series of dates doesn't require any formulas - just use Excel's AutoFill feature.