Back to Tools
Hours Calculator
Shift Master
Precision Workforce Hour Audit
About the Hours Calculator
Calculate hours worked between clock-in and clock-out times, minus breaks.
How to use the Hours Calculator
- Enter Clock In, Clock Out and the Break (Min).
- Click Add Split Shift for extra shifts in the day.
- Press Calculate.
Formula and method
Hours worked = clock-out − clock-in − break.
Worked example
9:00 to 17:30 with a 30-minute break is 8 hours.
When to use the Hours Calculator
- Totalling hours worked in a week for payroll.
- Working out shift lengths including breaks.
- Tracking freelance hours for invoicing.
Common mistakes to avoid
- Forgetting to subtract unpaid breaks.
- Mixing AM and PM, which changes the result by 12 hours.
Tips
- Use 24-hour times to avoid AM/PM mistakes.
Frequently Asked Questions
Divide the minutes by 60 to get 7.5 hours.
Use the 24-hour clock, such as 17:30 instead of 5:30 PM.