Calculation GuideVerified Formula

How to calculate working hours

Clock-in, clock-out, breaks and overnight shifts.

1Net hours

Net minutes = shift length − break minutes. If the shift crosses midnight, add 24 hours to the end clock before subtracting. Decimal hours = minutes ÷ 60, so 7:30 is 7.5 hours.

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Working Hours

Net shift length after breaks, with overnight support.

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Timesheet

Total several clock-in/out sessions, including overnight rows.

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Time Duration

Elapsed time between two clock times, including overnight.

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Guide Quick Overview

Category: Educational reference

Verified: Accurate mathematical algorithms with boundary validation.

Sections: 1 core learning steps.

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