Clock-in and clock-out math, unpaid breaks, decimal hours and weekly time-card totals. Use the calculators for your own numbers and the guides for formulas, examples and common questions.
Use the tool that matches the exact problem you need to solve.
Calculate weekly work hours and gross pay from daily clock-in, clock-out and unpaid break times.
Calculate paid work hours from start time, end time and an unpaid break.
Find elapsed hours and minutes between two clock times, including overnight intervals.
Find elapsed time between a start time and end time, including overnight periods.
Convert decimal hours to hours and minutes.
Convert hours and minutes into decimal hours for timesheets and payroll calculations.
Three long-tail answers that explain formulas and common scenarios behind this calculator cluster.
Learn how to calculate work hours from clock-in and clock-out times, subtract unpaid breaks, convert minutes to decimal hours, and total a workweek.
Read guide →Work Hours & Time CardsLearn how to convert payroll-style decimal hours such as 7.75 into 7 hours 45 minutes.
Read guide →Work Hours & Time CardsLearn how to find elapsed hours between start and end times, including breaks and overnight shifts.
Read guide →Clock-in and clock-out math, unpaid breaks, decimal hours and weekly time-card totals. The pages in this cluster are intentionally connected: calculator pages handle the arithmetic, while the guides answer informational searches, show worked examples and explain how to interpret the result.
Use the examples as reference points, then open a calculator and substitute your own values. For decisions involving contracts, taxes, health, payroll rules, construction requirements or other high-stakes details, verify the real-world assumptions with an appropriate authoritative source.
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