Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 885 · 40 sums

The method (Add 12 after noon): a.m. → keep the hour, written with 2 digits: 07:15. p.m. → add 12 to the hour: 3:35 p.m. = 15:35. 24-hour back to 12-hour: hour more than 12 → take away 12 and say p.m. Time taken: count whole hours, then minutes. 1 hour = 60 minutes.

1. 1.A train leaves at 08:15 and reaches at 08:50. How long is the journey (in minutes)?
2. 2.A film is 4 hours 5 minutes long. How many minutes is that?
3. 3.A match starts at 13:45 and lasts 3 hours 10 minutes. At what time does it end? (a) 15:55 (b) 17:55 (c) 16:55
4. 4.A match starts at 17:00 and lasts 3 hours 50 minutes. At what time does it end? (a) 19:50 (b) 20:50 (c) 21:50
5. 5.A match starts at 14:10 and lasts 2 hours 30 minutes. At what time does it end? (a) 16:40 (b) 17:40 (c) 15:40
6. 6.A match starts at 08:45 and lasts 4 hours 15 minutes. At what time does it end? (a) 13:00 (b) 14:00 (c) 12:00
7. 7.What is 20:45 in 12-hour time? (a) 8:45 p.m. (b) 8:45 a.m. (c) 10:45 p.m.
8. 8.Write 9:45 p.m. in 24-hour time. (a) 21:45 (b) 23:45 (c) 09:45
9. 9.A film is 2 hours 30 minutes long. How many minutes is that?
10. 10.A train leaves at 19:05 and reaches at 21:50. How long is the journey (in minutes)?
11. 11.Write 3:45 a.m. in 24-hour time. (a) 15:45 (b) 05:45 (c) 03:45
12. 12.A train leaves at 07:40 and reaches at 08:50. How long is the journey (in minutes)?
13. 13.A film is 3 hours 25 minutes long. How many minutes is that?
14. 14.A match starts at 16:35 and lasts 3 hours 10 minutes. At what time does it end? (a) 18:45 (b) 20:45 (c) 19:45
15. 15.What is 17:30 in 12-hour time? (a) 5:30 a.m. (b) 5:30 p.m. (c) 7:30 p.m.
16. 16.A film is 1 hour 55 minutes long. How many minutes is that?
17. 17.A match starts at 15:00 and lasts 4 hours 55 minutes. At what time does it end? (a) 20:55 (b) 18:55 (c) 19:55
18. 18.A match starts at 07:20 and lasts 1 hour. At what time does it end? (a) 08:20 (b) 09:20 (c) 07:20
19. 19.Write 8:50 p.m. in 24-hour time. (a) 20:50 (b) 08:50 (c) 22:50
20. 20.Write 6:00 a.m. in 24-hour time. (a) 06:00 (b) 18:00 (c) 08:00
21. 21.How many hours are there from 06:00 to 22:00?
22. 22.Write 9:10 a.m. in 24-hour time. (a) 11:10 (b) 21:10 (c) 09:10
23. 23.Write 9:20 a.m. in 24-hour time. (a) 21:20 (b) 09:20 (c) 11:20
24. 24.Write 5:35 a.m. in 24-hour time. (a) 05:35 (b) 17:35 (c) 07:35
25. 25.Write 4:45 a.m. in 24-hour time. (a) 16:45 (b) 04:45 (c) 06:45
26. 26.A film is 3 hours 55 minutes long. How many minutes is that?
27. 27.A match starts at 09:15 and lasts 4 hours 35 minutes. At what time does it end? (a) 13:50 (b) 14:50 (c) 12:50
28. 28.A film is 1 hour 25 minutes long. How many minutes is that?
29. 29.Write 10:05 a.m. in 24-hour time. (a) 22:05 (b) 12:05 (c) 10:05
30. 30.Write 2:50 a.m. in 24-hour time. (a) 14:50 (b) 04:50 (c) 02:50
31. 31.Write 3:00 p.m. in 24-hour time. (a) 15:00 (b) 17:00 (c) 03:00
32. 32.A train leaves at 14:05 and reaches at 16:05. How long is the journey (in minutes)?
33. 33.Write 3:20 p.m. in 24-hour time. (a) 17:20 (b) 03:20 (c) 15:20
34. 34.What is 04:10 in 12-hour time? (a) 6:10 a.m. (b) 4:10 a.m. (c) 4:10 p.m.
35. 35.How many hours are there from 11:00 to 17:00?
36. 36.How many hours are there from 08:00 to 20:00?
37. 37.How many hours are there from 05:00 to 18:00?
38. 38.A train leaves at 14:25 and reaches at 17:05. How long is the journey (in minutes)?
39. 39.How many hours are there from 07:00 to 21:00?
40. 40.A train leaves at 13:00 and reaches at 15:30. How long is the journey (in minutes)?

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