How many working days in year 1980?
Here is the detail of the calculation:
Because 1980 is a leap year, it has 366 days.
Let's remove 52 saturdays and 52 sundays. It remains 262 days.
Now, let's remove 10 public holidays that do not fall during a weekend and we obtain 252 working days in 1980.
Here is the list of these 10 public holidays:
1. New Year's Day : Tuesday, 1 January, 1980
2. Australia Day Observance : Monday, 28 January, 1980
3. Canberra Day : Monday, 10 March, 1980
4. Good Friday : Friday, 4 April, 1980
5. Easter Monday : Monday, 7 April, 1980
6. Anzac Day : Friday, 25 April, 1980
7. King's Birthday : Monday, 9 June, 1980
8. Labour Day : Monday, 6 October, 1980
9. Christmas Day : Thursday, 25 December, 1980
10. Boxing Day : Friday, 26 December, 1980
And here are the 3 public holidays falling on a weekend:
1. Australia Day : Saturday, 26 January, 1980
2. Easter Saturday : Saturday, 5 April, 1980
3. Easter Sunday : Sunday, 6 April, 1980