Here's a way to calculate amount of a particular weekdays in a period. It's with reference to Excel but works as well in LibreOffice Calc.
I've used it for calculating amount of saturdays in a year - and for each month.
Calc
hints
Calendar
Algoritme
Fold sammenSammenfold alleUdvidUdvid alleEr du sikker på du vil slette dette link?Er du sikker på, at du vil slette dette mærkat?
Den personlige, minimalistiske, super-hurtige, databasefri, bogmærke tjeneste af Shaarli fællesskabet
LibreOfficeHints