Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 868 · 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 p.m. in 24-hour time. (a) 04:05 (b) 18:05 (c) 16:05
2. 2.How many hours are there from 09:00 to 15:00?
3. 3.A match starts at 16:30 and lasts 3 hours 20 minutes. At what time does it end? (a) 18:50 (b) 20:50 (c) 19:50
4. 4.A match starts at 11:25 and lasts 2 hours. At what time does it end? (a) 14:25 (b) 13:25 (c) 12:25
5. 5.What is 04:10 in 12-hour time? (a) 4:10 p.m. (b) 6:10 a.m. (c) 4:10 a.m.
6. 6.A match starts at 08:20 and lasts 1 hour 20 minutes. At what time does it end? (a) 09:40 (b) 10:40 (c) 08:40
7. 7.What is 10:30 in 12-hour time? (a) 10:30 p.m. (b) 10:30 a.m. (c) 12:30 a.m.
8. 8.What is 03:20 in 12-hour time? (a) 3:20 a.m. (b) 3:20 p.m. (c) 5:20 a.m.
9. 9.A train leaves at 09:25 and reaches at 11:05. How long is the journey (in minutes)?
10. 10.A film is 4 hours 30 minutes long. How many minutes is that?
11. 11.What is 08:35 in 12-hour time? (a) 8:35 a.m. (b) 10:35 a.m. (c) 8:35 p.m.
12. 12.A match starts at 15:05 and lasts 4 hours 15 minutes. At what time does it end? (a) 18:20 (b) 20:20 (c) 19:20
13. 13.Write 11:25 p.m. in 24-hour time. (a) 23:25 (b) 01:25 (c) 11:25
14. 14.A film is 1 hour 35 minutes long. How many minutes is that?
15. 15.What is 19:10 in 12-hour time? (a) 9:10 p.m. (b) 7:10 a.m. (c) 7:10 p.m.
16. 16.What is 07:00 in 12-hour time? (a) 9:00 a.m. (b) 7:00 p.m. (c) 7:00 a.m.
17. 17.What is 20:25 in 12-hour time? (a) 8:25 a.m. (b) 8:25 p.m. (c) 10:25 p.m.
18. 18.How many hours are there from 05:00 to 21:00?
19. 19.A film is 2 hours 20 minutes long. How many minutes is that?
20. 20.What is 14:30 in 12-hour time? (a) 2:30 a.m. (b) 4:30 p.m. (c) 2:30 p.m.
21. 21.A match starts at 18:50 and lasts 4 hours 55 minutes. At what time does it end? (a) 23:45 (b) 00:45 (c) 22:45
22. 22.A match starts at 10:15 and lasts 1 hour 25 minutes. At what time does it end? (a) 10:40 (b) 11:40 (c) 12:40
23. 23.A train leaves at 07:50 and reaches at 10:20. How long is the journey (in minutes)?
24. 24.A film is 2 hours 45 minutes long. How many minutes is that?
25. 25.How many hours are there from 11:00 to 20:00?
26. 26.What is 15:20 in 12-hour time? (a) 3:20 a.m. (b) 5:20 p.m. (c) 3:20 p.m.
27. 27.A train leaves at 14:25 and reaches at 15:40. How long is the journey (in minutes)?
28. 28.A film is 4 hours 45 minutes long. How many minutes is that?
29. 29.What is 03:35 in 12-hour time? (a) 3:35 p.m. (b) 3:35 a.m. (c) 5:35 a.m.
30. 30.How many hours are there from 07:00 to 10:00?
31. 31.What is 01:50 in 12-hour time? (a) 1:50 a.m. (b) 3:50 a.m. (c) 1:50 p.m.
32. 32.A film is 4 hours 15 minutes long. How many minutes is that?
33. 33.What is 22:05 in 12-hour time? (a) 10:05 a.m. (b) 10:05 p.m. (c) 12:05 p.m.
34. 34.A train leaves at 16:25 and reaches at 17:50. How long is the journey (in minutes)?
35. 35.What is 04:05 in 12-hour time? (a) 6:05 a.m. (b) 4:05 a.m. (c) 4:05 p.m.
36. 36.Write 1:50 a.m. in 24-hour time. (a) 03:50 (b) 01:50 (c) 13:50
37. 37.A match starts at 14:10 and lasts 1 hour. At what time does it end? (a) 15:10 (b) 16:10 (c) 14:10
38. 38.A film is 2 hours 25 minutes long. How many minutes is that?
39. 39.Write 1:05 p.m. in 24-hour time. (a) 13:05 (b) 01:05 (c) 15:05
40. 40.A film is 2 hours 10 minutes long. How many minutes is that?

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