Hours calculator
Calculator
The calculator needs JavaScript. The tables below give the same numbers for common cases.
How it is worked out
- Hours = clock out − clock in − break = 465 minutes.
- Multiply by the days worked: 2,325 minutes.
| Inputs | Answer |
|---|---|
| Clock in: 08:30; Clock out: 17:00; Break: 45; Days worked: 5 | A shift from 08:30 to 17:00 with a 45 minute break is 7 h 45 min; over 5 days that is 38 h 45 min. |
| Clock in: 09:00; Clock out: 13:30; Break: 0; Days worked: 3 | A shift from 09:00 to 13:30 with a 0 minute break is 4 h 30 min; over 3 days that is 13 h 30 min. |
| Clock in: 07:00; Clock out: 19:00; Break: 60; Days worked: 4 | A shift from 07:00 to 19:00 with a 60 minute break is 11 h 00 min; over 4 days that is 44 h 00 min. |
How to use it
Hours worked = clock out − clock in − break. 8:30 to 17:00 with a 45-minute break is 7 hours 45 minutes a day, or 38 hours 45 minutes over 5 days. The result is given in hours and minutes and as decimal hours.
Use the time card calculator when your shifts differ from day to day.
Frequently asked questions
How do I calculate hours worked?
Subtract the clock-in time and the break from the clock-out time.
How many hours is 8:30 to 17:00?
8 hours 30 minutes before any break.
How do I handle several days?
Enter the number of days; the total is multiplied for you.
Method: standard arithmetic shown step by step; no outside data is used. Checked 2026-11-12.
About · How we verify this · Editorial policy · Corrections
General information only. Results are plain arithmetic on the numbers you enter; check anything important (money, health, school work) against your own records or the official source.