Difference between 10:30am and 7:30pm

How many hours between 10:30am and 7:30pm?

Answer

The difference between 10:30am and 7:30pm is

9 Hours

= 540 Minutes · 9 decimal hours

10:30 AM → 7:30 PM the same day · by the clock, breaks not subtracted

With a 30-min unpaid break: 9 h − 30 min = 8 h 30 min paid

10:30 AM — start 7:30 PM — end

7:30 PM − 10:30 AM = 9 hours

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start ↓ end →	5:30pm	6:30pm	7:30pm	8:30pm	9:30pm
8:30am	9 h	10 h	11 h	12 h	13 h
9:30am	8 h	9 h	10 h	11 h	12 h
10:30am	7 h	8 h	9 h	10 h	11 h
11:30am	6 h	7 h	8 h	9 h	10 h
12:30pm	5 h	6 h	7 h	8 h	9 h