Free Hours Calculator - Time Tracking Made Easy
Calculate hours between times, add or subtract hours and minutes, and convert time formats. Perfect for work hours, scheduling, and time tracking.
Quick Answer
9:00 AM to 5:30 PM = 8.5 hours. Full-time annual hours: 2,080. Common conversions: 15 min = 0.25 hr, 30 min = 0.5 hr, 45 min = 0.75 hr.
Key Facts about Hours Calculator:
- Full-time year: 2,080 hours
- 15 min = 0.25 hours
- 30 min = 0.5 hours
- 45 min = 0.75 hours
- 1 day = 24 hours = 1,440 minutes
Why Use Our Hours Calculator?
Complete time calculations:
Hours Between
Calculate time spans.
Add Hours
Add time together.
Subtract Hours
Find time differences.
Format Conversion
Decimal to hours:minutes.
Instant Results
Get hours immediately.
100% Private
Your data stays private.
How to Hours Calculator in 3 Easy Steps
Calculate hours:
Enter Times
Start and end times.
Choose Operation
Calculate span or add/subtract.
Get Result
See hours in any format.
Track Time Easily
Work hours tracking
Payroll calculations
Schedule planning
Time format conversions
Common Use Cases for Hours Calculator
Perfect for:
Frequently Asked Questions
Everything you need to know about our hours calculator
How do I calculate hours worked?
End time - start time - breaks = hours worked
Subtract start time from end time, then subtract any breaks. 9:00 AM to 5:30 PM = 8.5 hours. With 30-min lunch: 8 hours worked.
How do I convert minutes to decimal hours?
Divide minutes by 60 (30 min = 0.5 hours)
Divide minutes by 60. 15 min = 0.25 hours. 30 min = 0.5 hours. 45 min = 0.75 hours. For payroll: 7 hours 45 min = 7.75 hours.
How many work hours in a year?
2,080 hours (40 hrs × 52 weeks), ~1,950 actual
Standard full-time: 2,080 hours (40 hours × 52 weeks). After holidays and vacation: typically 1,900-1,950 actual work hours.
Still have questions? Try the tool yourself!
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