Elapsed time on the 24-hour clock: up to 5 hours

Use the clock the problem uses.

1. Aisha started a bake sale at 16:55 and finished at 19:25. How long did it take?
2. A swim lesson starts at 16:50 and lasts 4 hours 45 minutes. What time does it end?
3. A swim lesson starts at 14:00 and lasts 3 hours 40 minutes. What time does it end?
4. A hockey practice starts at 10:50 and lasts 2 hours 15 minutes. What time does it end?
5. A hockey practice starts at 16:50 and lasts 55 minutes. What time does it end?
6. A canoe trip starts at 10:10 and lasts 2 hours 45 minutes. What time does it end?
7. A swim lesson starts at 15:35 and lasts 4 hours 15 minutes. What time does it end?
8. Nadia started a skating party at 10:45 and finished at 13:15. How long did it take?
9. Chloé started a bake sale at 12:15 and finished at 17:15. How long did it take?
10. A swim lesson starts at 10:50 and lasts 3 hours 20 minutes. What time does it end?
11. A canoe trip starts at 16:35 and lasts 2 hours 5 minutes. What time does it end?
12. A bake sale starts at 10:40 and lasts 2 hours 10 minutes. What time does it end?
13. Sofia started a canoe trip at 11:20 and finished at 14:15. How long did it take?
14. Owen started a swim lesson at 18:45 and finished at 20:15. How long did it take?
15. Owen started a movie at 15:55 and finished at 19:30. How long did it take?
16. A movie starts at 14:30 and lasts 4 hours 35 minutes. What time does it end?
17. A skating party starts at 11:00 and lasts 3 hours 30 minutes. What time does it end?
18. Ava started a bake sale at 17:50 and finished at 22:40. How long did it take?
19. A swim lesson starts at 12:55 and lasts 2 hours 5 minutes. What time does it end?
20. Isla started a bake sale at 10:05 and finished at 13:50. How long did it take?