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Education

Hours Calculator

Add up the hours between a start and end time, take off a break, and total several shifts at once.

Entry 1

Enter a start time and an end time to see the hours.

How to use the hours calculator

Pick a start time and an end time. The total updates right away and shows the hours two ways: as hours and minutes, like 8h 30m, and as decimal hours, like 8.5. The decimal figure is the one most timesheets and payroll systems ask for.

If your day includes an unpaid break, type its length in minutes and the tool takes it off the total. Need to add up a whole week? Use "Add another time entry" to stack as many shifts as you like, or lay them out day by day in the time card calculator.

Overnight shifts that cross midnight

A shift that starts in the evening and ends the next morning is common for nurses, drivers, and hospitality staff. The calculator handles it on its own. When the end time is earlier than the start time, it reads the entry as an overnight shift and counts the hours through midnight.

So 10:00 PM to 6:00 AM comes out as 8 hours, not a negative number. You do not need a separate setting or a second entry for the two calendar days. Enter the clock times as they appear on the schedule and the math follows.

Hours and minutes or decimal hours

People read time in hours and minutes, but payroll runs on decimal hours. The two say the same thing in different units. Thirty minutes is half an hour, so 8h 30m is 8.5 hours. Fifteen minutes is a quarter hour, or 0.25.

The conversion is simple: divide the minutes by 60 and add them to the whole hours. The tool shows both at once so you can copy whichever your form needs, without doing the division by hand or rounding a quarter hour to the wrong decimal.

Where an hours calculator helps

Hourly workers use it to check a paycheck against the hours they actually worked. Freelancers total the time on a project before they send an invoice. Managers add up a team's shifts for the week without opening a spreadsheet.

It also settles smaller questions fast. How long was that meeting? For a single span without a break, the time duration calculator is quicker, and to add a pay rate to a shift, the work hours calculator shows gross pay. Any time you have a start and an end, you get a clean answer in seconds.

Frequently asked questions

How do I calculate hours between two times?
Enter the start time and the end time. The calculator shows the gap as hours and minutes and as decimal hours. For example, 9:00 AM to 5:30 PM is 8h 30m, or 8.5 hours.
How does it handle a shift that crosses midnight?
When the end time is earlier than the start time, the tool reads the entry as an overnight shift and counts through midnight. So 10:00 PM to 6:00 AM is 8 hours, not a negative result.
How do I subtract a lunch or break?
Type the break length in minutes in the break field. The tool removes it from the total. A 9:00 AM to 5:30 PM shift with a 30-minute break comes to 8 hours.
Can I add up several shifts at once?
Yes. Use the add button to create more time entries, one per shift. The calculator adds every complete entry into a single total, which is handy for a full week of work.
What are decimal hours?
Decimal hours express minutes as a fraction of an hour. Thirty minutes is 0.5, fifteen minutes is 0.25, and forty-five minutes is 0.75. Payroll systems usually want this format, so the tool shows it next to hours and minutes.

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