Quick start
- Enter start time, end time, and unpaid break minutes for each worked day.
- Leave a day blank when it was not worked.
- Add hourly rate only when you want a gross pay estimate.
Best uses
These are the situations this tool is meant for. If your task is close to one of these, the examples and notes below can help you choose the right inputs.
- Add weekday start and end times into a weekly total.
- Subtract unpaid break minutes for each day.
- Estimate gross pay from an hourly rate.
- Compare regular weeks, four-tens schedules, and partial weeks.
What this calculator is solving
The Time Card Calculator adds simple weekday shifts into a weekly total. It is for quick personal estimates before checking official payroll rules.
You do not need to memorize the formula first. Start by matching each input label on the calculator to the number, date, unit, or setting you actually have.
The formula in plain language
In plain language: Each day is calculated like a shift: end time minus start time minus unpaid break minutes. The weekly total adds every worked day. The examples on the page are there so you can compare your inputs with a filled-out calculation before copying the answer.
If that sounds abstract, use the example cards on the calculator page. They show a complete set of inputs and the kind of answer you should expect.
How to read the answer
Read the headline result first. Then look at the smaller supporting lines because they explain the parts behind the answer, such as totals, units, ranges, or formula steps.
- Weekly hours is the main result.
- Hours and minutes gives a readable version of the decimal total.
- Gross pay estimate multiplies total hours by the rate you entered.
Common mistakes to avoid
If the answer looks strange, the most likely cause is a small input mismatch: the wrong unit, date, weight, scale, mode, or policy assumption.
- Do not treat this as payroll or overtime advice.
- Check employer rounding, paid break, meal, and overtime rules.
- Make sure overnight shifts use the intended next-day end time.
Research and references
These references shaped the calculator assumptions, unit choices, or safety notes.
Examples from the calculator
39.5 hours
40 hours
18 hours
FAQ in plain language
When should I use the Time Card Calculator?
Use it when your task matches one of these common needs: Add weekday start and end times into a weekly total. Subtract unpaid break minutes for each day. It works best when you already know the values, dates, units, or settings the page asks for.
What is the Time Card Calculator doing with my inputs?
In plain language: Each day is calculated like a shift: end time minus start time minus unpaid break minutes. The weekly total adds every worked day. The examples on the page are there so you can compare your inputs with a filled-out calculation before copying the answer.
What should I double-check before trusting the answer?
This is simple arithmetic, not payroll advice. Overtime, rounding, paid breaks, meal rules, and employer policies can change paid time. Also check that you used the right unit, date, scale, or mode because small input changes can change the result.
Related tools
- Hours Calculator Calculate hours worked between start and end times with breaks and optional pay.
- Time Calculator Add or subtract hours, minutes, and seconds with normalized results.
- Salary Calculator Convert annual salary to monthly, biweekly, weekly, daily, and hourly pay.
Privacy and copying results
Recent answers stay visible only while you work in the current browser tab. They are not sent to a server.
Use Copy answer when you want to paste the expression and result into notes, homework, a message, or another document. Check the units and assumptions before copying.