How to Calculate Days & Business Days
What is Days & Business Days?
A days calculator converts between days and other time units, or counts working days between dates. Useful for project management, deadline tracking, loan term calculations, and general time planning.
Step-by-Step Guide
- 1Convert days to weeks: divide by 7
- 2Convert days to months: divide by 30.44 (average month length)
- 3Business days: count Mon–Fri only, excluding weekends
- 4Most loan terms quote days or months; payment counts vary by month length
Worked Examples
Input
90 days from March 1
Result
May 29
"Net 90" payment = 90 calendar days
Input
90 business days from March 1
Result
Approximately July 5
~4.5 calendar months
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