
We all know that networkdays() an extremely powerful and simple excel formula can help you calculate no. of working days between 2 given dates.
But there is one problem with it. It assumes 5 day workweek starting with Monday to Friday. Not all countries have workweek from Monday to Friday. As Incubus wrote to me in an e-mail,
In Excel, the function “networkdays” doesn’t work for users in the middle east ‘cos it counts Saturday & Sunday as weekend. This is good enough only if you live in elsewhere, but for us weekend is Friday & Saturday.
This got me thinking and I ended up writing a user defined formula (UDF) to calculate working days between 2 given dates with any criteria. This will be good for calculating payrolls for temporary workers, offshore partners and of course people working countries where Saturday or Sunday or not usually holidays.
Please download the NetWorkingDays Add-in if you want to use this function.
If you are curious what is inside, see the UDF code
How to use the NetWorkingDays() UDF?
Once you download the add-in, just install the add-in by,
- [in Excel 2003] By going to Tools > Addins > Browse
- [in Excel 2007] By going to Office Button > Excel Options > Addins > “Go button” > Browse
- Specify the location where you saved the downloaded file
Now that the add-in is installed, you can use the UDF by writing a formula like this:
=networkingdays("01-06-2009","02-07-2019","12356")
The first argument is start date, the second one is end date and third one tells which days of week are working (Monday is 1 and Sunday is 7). So the above formula counts all the Mondays, Tuesdays, Wednesdays, Fridays and Saturdays between 01-06-2009 and 02-07-2019
Known Errors and Limitations
The formula returns #VALUE! error when you try really long durations (like trying to find all the workingdays between now and a century later)
Another thing is, you cannot feed a custom holiday list to this formula. But that is very easy to add on, so I didn’t bother.
So go ahead and give it a try
Download the NetWorkingDays() UDF Excel Add-in
and tell me what you think…
On dates and times in Excel: Date & Time Formulas | 10 Tips on Using Dates & Times in Excel

















6 Responses to “A quick personal update”
Thank you for the personal update. It was quite encouraging and a breath of fresh air in my Inbox. Take care and stay safe.
David
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Would love help with my database mgt in excel.
Thanks for being thoughtful of us.
BTW How do you track your expenses/income in excel? Can you share the worksheet please.
Stay safe you and your family, best wishes.
Thanks for the update and happy to know that you and family are doing good. A 21 day lockdown has now been announced in India (I live around Kolkata) so it's uncertain times ahead. I check up on your wonderful articles often and will do so even more regularly now. Stay safe and God bless.
Hi from Argentina, I follow you for a lot of years now. We here are in a quarantine for 2 or 3 weeks, because the pandemia.
Excel is also my passion and I came here looking for a Num2Words formula, but in spanish. If anyone have it, please let me know.
Best regards.
Pablo Molina
La Rioja - Argentina
I'm glad to have your personal update. I'm from India & following you for so many years. Cheers to have any further personal update.