Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 867 · 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.Write 4:05 a.m. in 24-hour time. (a) 16:05 (b) 06:05 (c) 04:05
2. 2.What is 04:00 in 12-hour time? (a) 6:00 a.m. (b) 4:00 a.m. (c) 4:00 p.m.
3. 3.A train leaves at 08:30 and reaches at 11:50. How long is the journey (in minutes)?
4. 4.A film is 3 hours 10 minutes long. How many minutes is that?
5. 5.A film is 4 hours 40 minutes long. How many minutes is that?
6. 6.How many hours are there from 05:00 to 18:00?
7. 7.A film is 2 hours 5 minutes long. How many minutes is that?
8. 8.How many hours are there from 07:00 to 16:00?
9. 9.A match starts at 06:05 and lasts 3 hours 10 minutes. At what time does it end? (a) 10:15 (b) 09:15 (c) 08:15
10. 10.A match starts at 08:10 and lasts 1 hour 40 minutes. At what time does it end? (a) 08:50 (b) 10:50 (c) 09:50
11. 11.Write 10:30 a.m. in 24-hour time. (a) 10:30 (b) 12:30 (c) 22:30
12. 12.A film is 2 hours 25 minutes long. How many minutes is that?
13. 13.A match starts at 16:30 and lasts 2 hours 35 minutes. At what time does it end? (a) 19:05 (b) 20:05 (c) 18:05
14. 14.How many hours are there from 12:00 to 19:00?
15. 15.How many hours are there from 06:00 to 13:00?
16. 16.A film is 1 hour 5 minutes long. How many minutes is that?
17. 17.A train leaves at 09:45 and reaches at 10:45. How long is the journey (in minutes)?
18. 18.A film is 2 hours 20 minutes long. How many minutes is that?
19. 19.A film is 1 hour 15 minutes long. How many minutes is that?
20. 20.How many hours are there from 06:00 to 16:00?
21. 21.A match starts at 16:05 and lasts 2 hours 20 minutes. At what time does it end? (a) 19:25 (b) 17:25 (c) 18:25
22. 22.How many hours are there from 10:00 to 19:00?
23. 23.What is 02:05 in 12-hour time? (a) 2:05 p.m. (b) 2:05 a.m. (c) 4:05 a.m.
24. 24.A train leaves at 11:15 and reaches at 13:10. How long is the journey (in minutes)?
25. 25.A match starts at 13:20 and lasts 2 hours 35 minutes. At what time does it end? (a) 14:55 (b) 16:55 (c) 15:55
26. 26.A train leaves at 08:35 and reaches at 11:20. How long is the journey (in minutes)?
27. 27.What is 20:50 in 12-hour time? (a) 10:50 p.m. (b) 8:50 a.m. (c) 8:50 p.m.
28. 28.A film is 4 hours 25 minutes long. How many minutes is that?
29. 29.Write 3:10 a.m. in 24-hour time. (a) 15:10 (b) 05:10 (c) 03:10
30. 30.What is 20:35 in 12-hour time? (a) 8:35 p.m. (b) 10:35 p.m. (c) 8:35 a.m.
31. 31.What is 06:05 in 12-hour time? (a) 6:05 a.m. (b) 8:05 a.m. (c) 6:05 p.m.
32. 32.What is 22:45 in 12-hour time? (a) 10:45 p.m. (b) 10:45 a.m. (c) 12:45 p.m.
33. 33.How many hours are there from 07:00 to 17:00?
34. 34.A match starts at 10:15 and lasts 3 hours. At what time does it end? (a) 13:15 (b) 12:15 (c) 14:15
35. 35.Write 6:20 p.m. in 24-hour time. (a) 18:20 (b) 20:20 (c) 06:20
36. 36.Write 10:50 p.m. in 24-hour time. (a) 10:50 (b) 22:50 (c) 00:50
37. 37.Write 9:25 a.m. in 24-hour time. (a) 09:25 (b) 21:25 (c) 11:25
38. 38.Write 7:40 p.m. in 24-hour time. (a) 21:40 (b) 19:40 (c) 07:40
39. 39.Write 7:05 a.m. in 24-hour time. (a) 09:05 (b) 07:05 (c) 19:05
40. 40.A train leaves at 09:30 and reaches at 12:30. How long is the journey (in minutes)?

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