Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 732 · 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 match starts at 15:45 and lasts 1 hour 45 minutes. At what time does it end? (a) 16:30 (b) 17:30 (c) 18:30
2. 2.What is 04:30 in 12-hour time? (a) 6:30 a.m. (b) 4:30 p.m. (c) 4:30 a.m.
3. 3.What is 06:35 in 12-hour time? (a) 6:35 a.m. (b) 6:35 p.m. (c) 8:35 a.m.
4. 4.A train leaves at 10:35 and reaches at 13:20. How long is the journey (in minutes)?
5. 5.A match starts at 14:55 and lasts 4 hours 45 minutes. At what time does it end? (a) 18:40 (b) 19:40 (c) 20:40
6. 6.A match starts at 10:40 and lasts 3 hours 55 minutes. At what time does it end? (a) 15:35 (b) 14:35 (c) 13:35
7. 7.Write 3:45 a.m. in 24-hour time. (a) 15:45 (b) 03:45 (c) 05:45
8. 8.A match starts at 10:45 and lasts 1 hour. At what time does it end? (a) 10:45 (b) 12:45 (c) 11:45
9. 9.A film is 3 hours 55 minutes long. How many minutes is that?
10. 10.Write 5:40 a.m. in 24-hour time. (a) 07:40 (b) 05:40 (c) 17:40
11. 11.Write 11:20 p.m. in 24-hour time. (a) 23:20 (b) 01:20 (c) 11:20
12. 12.How many hours are there from 07:00 to 09:00?
13. 13.How many hours are there from 10:00 to 23:00?
14. 14.A match starts at 08:50 and lasts 3 hours 25 minutes. At what time does it end? (a) 12:15 (b) 11:15 (c) 13:15
15. 15.Write 4:35 a.m. in 24-hour time. (a) 16:35 (b) 06:35 (c) 04:35
16. 16.What is 02:55 in 12-hour time? (a) 2:55 p.m. (b) 4:55 a.m. (c) 2:55 a.m.
17. 17.What is 13:50 in 12-hour time? (a) 3:50 p.m. (b) 1:50 p.m. (c) 1:50 a.m.
18. 18.Write 11:00 p.m. in 24-hour time. (a) 23:00 (b) 01:00 (c) 11:00
19. 19.A film is 2 hours 30 minutes long. How many minutes is that?
20. 20.What is 02:35 in 12-hour time? (a) 4:35 a.m. (b) 2:35 a.m. (c) 2:35 p.m.
21. 21.Write 7:55 p.m. in 24-hour time. (a) 21:55 (b) 19:55 (c) 07:55
22. 22.Write 5:05 a.m. in 24-hour time. (a) 05:05 (b) 17:05 (c) 07:05
23. 23.A match starts at 18:50 and lasts 3 hours 15 minutes. At what time does it end? (a) 21:05 (b) 22:05 (c) 23:05
24. 24.A match starts at 06:40 and lasts 4 hours 10 minutes. At what time does it end? (a) 10:50 (b) 09:50 (c) 11:50
25. 25.A film is 3 hours 35 minutes long. How many minutes is that?
26. 26.A train leaves at 10:20 and reaches at 11:25. How long is the journey (in minutes)?
27. 27.A train leaves at 18:55 and reaches at 21:05. How long is the journey (in minutes)?
28. 28.How many hours are there from 09:00 to 12:00?
29. 29.A match starts at 12:45 and lasts 4 hours 25 minutes. At what time does it end? (a) 17:10 (b) 18:10 (c) 16:10
30. 30.How many hours are there from 06:00 to 11:00?
31. 31.A film is 2 hours 50 minutes long. How many minutes is that?
32. 32.A match starts at 17:00 and lasts 1 hour 35 minutes. At what time does it end? (a) 19:35 (b) 17:35 (c) 18:35
33. 33.Write 3:30 p.m. in 24-hour time. (a) 03:30 (b) 17:30 (c) 15:30
34. 34.Write 8:30 p.m. in 24-hour time. (a) 22:30 (b) 08:30 (c) 20:30
35. 35.What is 08:00 in 12-hour time? (a) 10:00 a.m. (b) 8:00 a.m. (c) 8:00 p.m.
36. 36.What is 05:15 in 12-hour time? (a) 5:15 a.m. (b) 5:15 p.m. (c) 7:15 a.m.
37. 37.A match starts at 09:40 and lasts 3 hours 20 minutes. At what time does it end? (a) 13:00 (b) 14:00 (c) 12:00
38. 38.A film is 4 hours 5 minutes long. How many minutes is that?
39. 39.How many hours are there from 06:00 to 14:00?
40. 40.A film is 3 hours 5 minutes long. How many minutes is that?

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