Work Days Calculator

Count business days between two dates excluding weekends.

Scratchpad (not saved)

What This Calculator Does

Count business days between two dates excluding weekends.

It combines Start Year, Start Month, Start Day, End Year to estimate Business Days.

Formula & Method

Core equations: Business days between dates: N_{biz}=N_{days}-2N_{weeks}-N_{weekend_partial} (excluding Sat/Sun).

Notation used in the formulas: R = Business Days; x_{1} = Start Year; x_{2} = Start Month; x_{3} = Start Day; x_{4} = End Year; x_{5} = End Month; x_{6} = End Day.

Method summary: inputs are normalized to consistent units, core equations are evaluated, then secondary values are derived and rounded for display.

Use this calculator for quick scenario analysis. Start with baseline values, change one driver at a time, and compare how sensitive the results are to each input shown above.

Inputs Used

  • Start Year: Used directly in the calculation.
  • Start Month: Used directly in the calculation.
  • Start Day: Used directly in the calculation.
  • End Year: Used directly in the calculation.
  • End Month: Used directly in the calculation.
  • End Day: Used directly in the calculation.

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