Skip to the calculator
Rule Calculator

What date was 15 business days ago?

Wed, July 29, 2026

Counted from Wed, August 19, 2026, skipping Saturdays and Sundays. Public holidays are not excluded, because which ones apply depends on where you are.

Calendar days covered
21, because the span crosses 3 weekends
Weekday
Wednesday
ISO week
Week 31
Day of the year
210 of 365
Left in the year
155 days

Change the number

The same calculator, opened on this question. Switch between calendar and business days to see the two answers a contract can mean.

Date
Wed, July 29, 2026
Days counted
amount * (unit_days + 7 * unit_weeks)15 days
Calendar days a business count covers
7 * whole_weeks + odd_days + crosses21 days
Counting every day
start + sign * spanTue, August 4, 2026
Counting Monday to Friday only
anchor + sign * business_shiftWed, July 29, 2026
Date
calendar_result * count_calendar + business_result * count_businessWed, July 29, 2026
Difference between the two counts
abs(calendar_result - business_result)6 days
That span in weeks
abs(result - start) / 73 weeks

Other spans

Related