Assistant: Hello! I handle your requests in natural language, such as:
“Analyze the period from November 1, 2025, to April 25, 2028.”
or
“Add 100 business days to February 25, 2026.”
or
“Next Thursday at 2:12 PM + 124 working hours”
or
“I won't be working first week of next may (going to Greece)”
Assistant:
I understand all languages.
How many working days in year 1989?
Here is the detail of the calculation:
Because 1989 is not a leap year, it has 365 days.
Let's remove 52 saturdays and 53 sundays. It remains 260 days.
Now, let's remove 11 public holidays that do not fall during a weekend and we obtain 249 working days in 1989.
Here is the list of these 11 public holidays:
1. Saint-Berchtold : monday, 2 january, 1989
2. Vendredi Saint : friday, 24 march, 1989
3. Lundi de Pâques : monday, 27 march, 1989
4. Fête du printemps : monday, 17 april, 1989
5. Fête du Travail : monday, 1 may, 1989
6. Jeudi de l'Ascension : thursday, 4 may, 1989
7. Lundi de la Pentecôte : monday, 15 may, 1989
8. Fête nationale suisse : tuesday, 1 august, 1989
9. Fête du tir des garçons : monday, 11 september, 1989
10. Noël : monday, 25 december, 1989
11. Saint Étienne : tuesday, 26 december, 1989
And here is the public holiday falling on a weekend:
1. Jour de l'An : sunday, 1 january, 1989
Save 
Delete 
Copy 
