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How many working days in year 2146?

Here is the detail of the calculation:

Because 2146 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 8 public holidays that do not fall during a weekend and we obtain 252 working days in 2146.

Here is the list of these 8 public holidays:

1. Pesach : воскресенье, 27 март, 2146
2. Yom Ha-Atzmaut : четверг, 14 апрель, 2146
3. Shavuot : понедельник, 16 май, 2146
4. Rosh Hashanah : вторник, 6 сентябрь, 2146
5. Rosh Hashanah : среда, 7 сентябрь, 2146
6. Yom Kippur : четверг, 15 сентябрь, 2146
7. Sukkot : вторник, 20 сентябрь, 2146
8. Shemini Atzeret / Simchat Torah : вторник, 27 сентябрь, 2146

And here is the public holiday falling on a weekend:

1. Shvi'i shel Pesach : суббота, 2 апрель, 2146