Excel for Office 365 for Mac Excel 2019 for Mac Excel 2016 for Mac Excel for Mac 2011 You can quickly find the difference between two dates, control the format of the result, and extend the calculation to a list of dates. For example, you can quickly subtract one date from another date, or calculate the duration of items on a project schedule. Use the provided sample data and the following procedures to learn how to calculate dates in a project schedule.
Copy the sample data • Copy the following sample data to cell A1 on a blank sheet. Task Start date End date Duration Create Project Plan 6/8/2011 9/20/11 Phase 1 9/21/11 6/2/2012 Phase 2 6/3/2012 Phase 3 4/20/2017 • Press + C. • In the sheet, select cell A1, and then press + V.
Calculate the difference in days Calculate the number of days between two dates • Select cell D2, which is the first blank cell in the Duration column. • Type = C2-B2, and then press RETURN. Excel displays the result as the number of days between the two dates (104). • Select cell D2.
Any information in this article that describes how a function works or how a function was modified for Excel 2003 and for later versions of Excel also applies to Excel 2004 for Mac. More Information The VAR function returns the sample variance for a sample whose values are contained in an Excel worksheet and whose values are specified by the. Example 1 - Calculate Population Variance in Current Versions of Excel Cells B3-B14, D3-D14 and F3-F14 of the above spreadsheet on the right list a company's monthly sales figures, over three years. If you have a current version of Excel (2010 or later), you can calculate the variance of the sales figures using the Excel VAR.P function.
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• To copy the formula into the remaining rows, drag the fill handle. Excel adjusts the cell references automatically to include the correct values for each row. Calculate the number of workdays between two dates • Select cell D2, which is the first blank cell in the Duration column. If the cell is not blank, on the Edit menu, point to Clear, and then click All. • Do one of the following: • In Excel for Mac 2011, on the Formulas tab, under Function, click Formula Builder.
• In Excel 2016 for Mac, on the Formulas tab, click Insert Function. • In the Formula Builder search box, type NETWORKDAYS. • In the list that appears, double-click NETWORKDAYS. • Under Arguments, click the box next to start_date, and then on the sheet, select cell B2 (6/8/2011) • Under Arguments, click the box next to end_date, and then on the sheet, select cell C2 (9/20/2011) • Leave the box next to holidays blank. • Press RETURN. The result is 75 working days, not accounting for holidays.
• Select cell D2. • To copy the formula into the remaining rows, drag the fill handle. Excel adjusts the cell references automatically to include the correct values for each row. Tip: See and to learn more about these formulas, including how to account for holidays. Calculate the number of months between two dates in the same year Excel treats months as values (1 through 12), which makes it easy to subtract an earlier date from another date as long as both dates fall in the same year.