4:00 PM to 2:00 AM

How many hours between 4pm to 2am?

10 hours

How many minutes between 4pm to 2am?

600 minutes

How many hours between:

9pm to 7am
11am to 5pm
9am to 9pm
10pm to 12am
7am to 5am
11am to 1pm
6pm to 10am
4am to 7pm
10pm to 10am
5pm to 7am
3pm to 10pm
11am to 10am
4pm to 10am
11pm to 2am
9pm to 4pm
6pm to 2am
9pm to 12am
9pm to 11pm
7pm to 3pm