Weekly Timesheet / Work Hours Calculator
| Day | Start | End | Break | Hours |
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Quick Start Instructions for the Work Hours Calculator
- Find your workday(s) (Monday through Sunday).
- Select Start Time from the dropdown.
- Select End Time from the dropdown.
- Choose your Break duration (minutes).
- Daily hours will be calculated automatically.
- Click “Calculate Total Hours” to see weekly totals.
Work Hours Calculator — what it does
A work hours calculator helps you determine the total hours worked over any period. It’s useful for employees tracking time for payroll, freelancers billing clients, and project managers estimating effort and resources. The calculator gives instant results for daily and weekly totals, including break deductions and overtime.
How the Work Hours Calculator works
Inputs
• Start time (24-hour format)
• End time (24-hour format)
• Break duration (minutes)
• (Optional) Multiple days to compute weekly totals
Outputs
• Daily hours (hours and minutes and decimal)
• Overtime hours (if any)
• Total interest — sorry, total hours payable for the period
• Weekly total hours
Formula
The tool computes the difference between start and end times, subtracts break minutes, and converts the result into hours and minutes and a decimal total. Overtime is calculated per your chosen rule (for example, hours beyond 8 per day).
Key features
• Accepts 24-hour time format (military time)
• Break time options from 0 to 120 minutes
• Overnight shift support (select next day’s end time)
• Overtime calculation (configurable threshold)
• Results in both hours: minutes and decimal hours for payroll/billing
Understanding time selection
• Use 24-hour format: 9:00 AM = 09:00, 2:30 PM = 14:30, 5:45 PM = 17:45
• Times available in 15-minute intervals for quick input
• For overnight shifts, choose the end time on the next calendar day
Break duration options
• 0 minutes (no break)
• 15 minutes
• 30 minutes
• 45 minutes
• 60 minutes (1 hour)
• 90 minutes (1.5 hours)
• 120 minutes (2 hours)
How your hours are calculated
• Regular hours: first 8 hours of each workday (or your defined policy)
• Overtime hours: any time beyond 8 hours per day (or as configured)
• Break time is automatically deducted from the total worked time
• Total hours = Regular hours + Overtime hours
Tips for accurate time entry
• Enter times right after your shift to avoid mistakes
• Always include break time so net hours are accurate
• Use 24-hour times to prevent AM/PM confusion
• For multi-day schedules, enter each day separately and then calculate totals
Common mistakes to avoid
- Omitting break durations
- Using incorrect AM/PM times when not in 24-hour format
- Leaving start or end times blank
- Forgetting to set the overnight shift end time on the next day
Example time conversions (for quick reference)
• 7:00 AM = 07:00
• 8:30 AM = 08:30
• 11:45 AM = 11:45
• 1:00 PM = 13:00
• 4:30 PM = 16:30
• 8:45 PM = 20:45
• 12:00 AM (midnight) = 00:00
• 12:00 PM (noon) = 12:00
Need help?
- Verify all times are entered correctly (24-hour format recommended).
- Confirm break durations are selected.
- For overnight shifts, set the end time to the next day.
- If results still look incorrect, contact your supervisor or payroll administrator.
Closing note
Consistent, accurate time tracking matters for fair pay and correct billing. Use this Work Hours Calculator to simplify time reporting, avoid payroll errors, and make scheduling easier. correct payroll processing!
Some FAQ’s about the Wirk Hours calculator:
What is a work hours calculator?
A work hours calculator is an online tool that helps you calculate the total number of hours worked during a day, week, or month. It automatically subtracts breaks and can also calculate overtime.
How do I use the work hours calculator?
Simply enter your start and end times, select the break duration, and the calculator will show your total daily hours. You can repeat the process for multiple days and then calculate your weekly total.
Can this calculator handle overnight shifts?
Yes. For overnight shifts, you just need to select the end time on the following day. The calculator will adjust the total automatically.
Can I use the calculator for payroll or billing?
Absolutely. Employees can use it to check their worked hours for payroll accuracy, and freelancers or contractors can use it to prepare invoices for clients.