What does decimal hours mean?

Decimal hours express fractional hours as decimals. 8.5 hours = 8 hours 30 minutes. 7.75 hours = 7 hours 45 minutes. Multiply the decimal part by 60 to get minutes.

How do I calculate weekly hours?

Run the calculator for each day and add the results together. For consistent shifts, multiply one day's hours by the number of working days.

Hours Calculator — Total Hours Between Two Times

The Hours Calculator calculates the total number of hours between a start time and an end time. Enter your start hour and end hour to instantly see the duration — perfect for calculating work shifts, billing hours, meeting durations, or any elapsed time. Supports overnight shifts spanning midnight.

Start Hour (0–23)

Start Minute (0–59)

End Hour (0–23)

End Minute (0–59)

Break Duration (minutes)

How to Use This Calculator

1
Enter your start and end times for each day worked.
2
Click Calculate to see total hours worked.
3
Subtract break time if needed from the result.

Frequently Asked Questions

If the end time is earlier than the start time, the calculator assumes the shift spans midnight. For example, start 22:00, end 06:00 = 8 hours (less any break).

Related Calculators

📅Time Calculator 📅Overtime Calculator 📅Hours Between Times