Difference between 1:30pm and 10:30pm

How many hours between 1:30pm and 10:30pm?

Answer

The difference between 1:30pm and 10:30pm is

9 Hours

= 540 Minutes · 9 decimal hours

1:30 PM → 10:30 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

1:30 PM — start 10:30 PM — end

10:30 PM − 1:30 PM = 9 hours

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start ↓ end →	8:30pm	9:30pm	10:30pm	11:30pm	12:30am
11:30am	9 h	10 h	11 h	12 h	13 h
12:30pm	8 h	9 h	10 h	11 h	12 h
1:30pm	7 h	8 h	9 h	10 h	11 h
2:30pm	6 h	7 h	8 h	9 h	10 h
3:30pm	5 h	6 h	7 h	8 h	9 h