Are public holidays excluded from working days?

No. Working days here means Monday to Friday. Public holidays vary and are not deducted.

Is the end date counted?

The difference is the number of days between the two dates, so the start date is day zero.

Yes — use the 'add or subtract days' section to get a future or past date.

Count the days, working days and weeks between two dates, or add days to a date.

Total days

0 yr 0 mo 30 d

The difference is measured in whole days between the two dates, then broken down into weekdays and weekend days by walking through the range.

The second section shifts a date forward or backward — enter a negative number to go back in time.

Are public holidays excluded from working days?: No. Working days here means Monday to Friday. Public holidays vary and are not deducted.
Is the end date counted?: The difference is the number of days between the two dates, so the start date is day zero.
Can I add days to a date?: Yes — use the 'add or subtract days' section to get a future or past date.