Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 441 · 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 1 hour 55 minutes long. How many minutes is that?
2. 2.A train leaves at 11:25 and reaches at 11:50. How long is the journey (in minutes)?
3. 3.A film is 1 hour 25 minutes long. How many minutes is that?
4. 4.What is 19:30 in 12-hour time? (a) 9:30 p.m. (b) 7:30 p.m. (c) 7:30 a.m.
5. 5.A film is 1 hour 5 minutes long. How many minutes is that?
6. 6.A film is 1 hour 15 minutes long. How many minutes is that?
7. 7.A match starts at 17:00 and lasts 4 hours 5 minutes. At what time does it end? (a) 22:05 (b) 20:05 (c) 21:05
8. 8.A train leaves at 08:05 and reaches at 08:35. How long is the journey (in minutes)?
9. 9.A match starts at 16:00 and lasts 2 hours. At what time does it end? (a) 17:00 (b) 18:00 (c) 19:00
10. 10.A match starts at 17:00 and lasts 1 hour 55 minutes. At what time does it end? (a) 17:55 (b) 18:55 (c) 19:55
11. 11.A match starts at 16:40 and lasts 4 hours 50 minutes. At what time does it end? (a) 22:30 (b) 20:30 (c) 21:30
12. 12.Write 2:40 p.m. in 24-hour time. (a) 02:40 (b) 14:40 (c) 16:40
13. 13.What is 04:10 in 12-hour time? (a) 6:10 a.m. (b) 4:10 a.m. (c) 4:10 p.m.
14. 14.What is 21:55 in 12-hour time? (a) 9:55 a.m. (b) 11:55 p.m. (c) 9:55 p.m.
15. 15.What is 05:55 in 12-hour time? (a) 5:55 p.m. (b) 7:55 a.m. (c) 5:55 a.m.
16. 16.Write 6:55 a.m. in 24-hour time. (a) 18:55 (b) 08:55 (c) 06:55
17. 17.How many hours are there from 07:00 to 20:00?
18. 18.A train leaves at 10:20 and reaches at 12:55. How long is the journey (in minutes)?
19. 19.A train leaves at 16:30 and reaches at 18:20. How long is the journey (in minutes)?
20. 20.How many hours are there from 10:00 to 14:00?
21. 21.What is 07:35 in 12-hour time? (a) 7:35 a.m. (b) 7:35 p.m. (c) 9:35 a.m.
22. 22.What is 01:40 in 12-hour time? (a) 1:40 a.m. (b) 1:40 p.m. (c) 3:40 a.m.
23. 23.A film is 4 hours 30 minutes long. How many minutes is that?
24. 24.Write 4:55 p.m. in 24-hour time. (a) 04:55 (b) 18:55 (c) 16:55
25. 25.What is 09:00 in 12-hour time? (a) 9:00 p.m. (b) 9:00 a.m. (c) 11:00 a.m.
26. 26.A match starts at 17:05 and lasts 1 hour 10 minutes. At what time does it end? (a) 19:15 (b) 18:15 (c) 17:15
27. 27.A train leaves at 14:15 and reaches at 15:05. How long is the journey (in minutes)?
28. 28.How many hours are there from 05:00 to 21:00?
29. 29.A match starts at 18:20 and lasts 1 hour 10 minutes. At what time does it end? (a) 18:30 (b) 19:30 (c) 20:30
30. 30.A train leaves at 07:40 and reaches at 10:35. How long is the journey (in minutes)?
31. 31.What is 22:55 in 12-hour time? (a) 10:55 a.m. (b) 12:55 p.m. (c) 10:55 p.m.
32. 32.Write 9:35 p.m. in 24-hour time. (a) 23:35 (b) 09:35 (c) 21:35
33. 33.How many hours are there from 05:00 to 09:00?
34. 34.Write 9:00 p.m. in 24-hour time. (a) 23:00 (b) 21:00 (c) 09:00
35. 35.What is 18:50 in 12-hour time? (a) 8:50 p.m. (b) 6:50 p.m. (c) 6:50 a.m.
36. 36.A train leaves at 12:30 and reaches at 13:35. How long is the journey (in minutes)?
37. 37.Write 7:30 a.m. in 24-hour time. (a) 19:30 (b) 07:30 (c) 09:30
38. 38.A train leaves at 16:20 and reaches at 18:00. How long is the journey (in minutes)?
39. 39.A train leaves at 19:50 and reaches at 20:55. How long is the journey (in minutes)?
40. 40.A train leaves at 09:50 and reaches at 10:35. How long is the journey (in minutes)?

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