Question

Bob leaves to see a movie at 11:53 P.M. the movie lasted 3 hours and 40 minutes. What time did the movie end at?

Answer 1

11:53 - 12:00 = 7 minutes

12:00 a.m is 0 hour.

3 hours and 40 minutes
less:              7 minutes
3 hours and 33 minutes

The movie ended at 3:33 a.m.
 
11:53 - 12:53 = 1 hour
12:53 -   1:53 = 1 hour
  1:53 -   2:53 = 1 hours
  2:53 -   3:03 = 10 minutes
  3:03 -   3:33 = 30 minutes

Answer 2

the answer for your question would be 2:33