AllMyCalculators

Timesheet and Work Hours Calculator

Adds up a week of hours from your start and finish times.

24-hour clock: 6 pm is 18. An end time earlier than the start is taken as the next day. Leave a day off at zero.

Total hours worked
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Share sends a link that reopens these numbers. Copy details pastes the full breakdown as a list.

In decimal hours — hours
Before breaks —
Breaks taken off —
Days worked — days
By day
Reading this —

The formula

hours for a day = end − start − break total = sum of the days

A shift ending earlier than it started is taken to finish the next day, and counts on the day it started.

What to watch out for

Check your own employer’s rounding rule: some round clock times to the nearest 5 or 15 minutes before adding them up. A clock change during a shift makes it an hour longer or shorter than shown.

Frequently Asked Questions

How do I add up hours on a timesheet?

Work out each day in minutes, add them, and divide by 60. Five days of 09:00 to 17:30 with 30-minute breaks is 40 hours.

How do I enter a night shift?

On the day it starts, enter the start and end as normal. 22:00 to 06:00 with no break counts as 8 hours on that day.

Why decimal hours?

Pay is rate × hours, and that only works with decimals. 37 hours 30 minutes is 37.50 hours.