Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 443 · 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 film is 4 hours 25 minutes long. How many minutes is that?
2. 2.A train leaves at 07:40 and reaches at 09:25. How long is the journey (in minutes)?
3. 3.A train leaves at 18:10 and reaches at 19:05. How long is the journey (in minutes)?
4. 4.How many hours are there from 09:00 to 16:00?
5. 5.A train leaves at 18:10 and reaches at 19:55. How long is the journey (in minutes)?
6. 6.What is 23:00 in 12-hour time? (a) 11:00 a.m. (b) 1:00 p.m. (c) 11:00 p.m.
7. 7.Write 10:55 p.m. in 24-hour time. (a) 10:55 (b) 00:55 (c) 22:55
8. 8.A match starts at 11:55 and lasts 3 hours 45 minutes. At what time does it end? (a) 16:40 (b) 15:40 (c) 14:40
9. 9.A film is 3 hours 50 minutes long. How many minutes is that?
10. 10.How many hours are there from 12:00 to 18:00?
11. 11.What is 17:25 in 12-hour time? (a) 7:25 p.m. (b) 5:25 p.m. (c) 5:25 a.m.
12. 12.Write 4:05 p.m. in 24-hour time. (a) 16:05 (b) 18:05 (c) 04:05
13. 13.Write 10:20 a.m. in 24-hour time. (a) 10:20 (b) 22:20 (c) 12:20
14. 14.What is 02:40 in 12-hour time? (a) 2:40 a.m. (b) 4:40 a.m. (c) 2:40 p.m.
15. 15.A train leaves at 13:55 and reaches at 15:20. How long is the journey (in minutes)?
16. 16.A film is 2 hours 45 minutes long. How many minutes is that?
17. 17.How many hours are there from 07:00 to 21:00?
18. 18.What is 03:30 in 12-hour time? (a) 3:30 a.m. (b) 5:30 a.m. (c) 3:30 p.m.
19. 19.Write 2:25 a.m. in 24-hour time. (a) 02:25 (b) 14:25 (c) 04:25
20. 20.A train leaves at 15:40 and reaches at 17:20. How long is the journey (in minutes)?
21. 21.A match starts at 17:50 and lasts 3 hours 55 minutes. At what time does it end? (a) 20:45 (b) 21:45 (c) 22:45
22. 22.A train leaves at 13:40 and reaches at 15:50. How long is the journey (in minutes)?
23. 23.A match starts at 06:55 and lasts 1 hour 40 minutes. At what time does it end? (a) 09:35 (b) 08:35 (c) 07:35
24. 24.What is 07:20 in 12-hour time? (a) 7:20 p.m. (b) 9:20 a.m. (c) 7:20 a.m.
25. 25.Write 3:25 p.m. in 24-hour time. (a) 17:25 (b) 15:25 (c) 03:25
26. 26.A match starts at 17:25 and lasts 1 hour 25 minutes. At what time does it end? (a) 17:50 (b) 19:50 (c) 18:50
27. 27.A film is 3 hours 5 minutes long. How many minutes is that?
28. 28.What is 23:20 in 12-hour time? (a) 11:20 p.m. (b) 11:20 a.m. (c) 1:20 p.m.
29. 29.A train leaves at 17:25 and reaches at 20:00. How long is the journey (in minutes)?
30. 30.A train leaves at 08:05 and reaches at 08:35. How long is the journey (in minutes)?
31. 31.How many hours are there from 10:00 to 21:00?
32. 32.What is 13:20 in 12-hour time? (a) 3:20 p.m. (b) 1:20 a.m. (c) 1:20 p.m.
33. 33.What is 04:30 in 12-hour time? (a) 4:30 p.m. (b) 6:30 a.m. (c) 4:30 a.m.
34. 34.A film is 3 hours 10 minutes long. How many minutes is that?
35. 35.A train leaves at 12:45 and reaches at 15:15. How long is the journey (in minutes)?
36. 36.What is 04:45 in 12-hour time? (a) 4:45 p.m. (b) 6:45 a.m. (c) 4:45 a.m.
37. 37.A match starts at 18:10 and lasts 1 hour 15 minutes. At what time does it end? (a) 20:25 (b) 19:25 (c) 18:25
38. 38.Write 6:55 a.m. in 24-hour time. (a) 08:55 (b) 18:55 (c) 06:55
39. 39.A train leaves at 08:05 and reaches at 10:10. How long is the journey (in minutes)?
40. 40.What is 06:20 in 12-hour time? (a) 6:20 a.m. (b) 6:20 p.m. (c) 8:20 a.m.

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