Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 488 · 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 18:10 and lasts 3 hours 40 minutes. At what time does it end? (a) 20:50 (b) 21:50 (c) 22:50
2. 2.A train leaves at 12:00 and reaches at 14:35. How long is the journey (in minutes)?
3. 3.How many hours are there from 05:00 to 13:00?
4. 4.A film is 2 hours 10 minutes long. How many minutes is that?
5. 5.A film is 1 hour 35 minutes long. How many minutes is that?
6. 6.A film is 4 hours 25 minutes long. How many minutes is that?
7. 7.What is 13:20 in 12-hour time? (a) 3:20 p.m. (b) 1:20 p.m. (c) 1:20 a.m.
8. 8.Write 9:35 a.m. in 24-hour time. (a) 09:35 (b) 11:35 (c) 21:35
9. 9.What is 19:25 in 12-hour time? (a) 9:25 p.m. (b) 7:25 p.m. (c) 7:25 a.m.
10. 10.A film is 3 hours 10 minutes long. How many minutes is that?
11. 11.How many hours are there from 10:00 to 23:00?
12. 12.A match starts at 08:25 and lasts 2 hours 5 minutes. At what time does it end? (a) 09:30 (b) 11:30 (c) 10:30
13. 13.What is 13:45 in 12-hour time? (a) 1:45 p.m. (b) 3:45 p.m. (c) 1:45 a.m.
14. 14.A train leaves at 19:05 and reaches at 21:30. How long is the journey (in minutes)?
15. 15.Write 8:45 a.m. in 24-hour time. (a) 10:45 (b) 08:45 (c) 20:45
16. 16.A match starts at 09:10 and lasts 4 hours 35 minutes. At what time does it end? (a) 14:45 (b) 12:45 (c) 13:45
17. 17.What is 06:05 in 12-hour time? (a) 6:05 a.m. (b) 8:05 a.m. (c) 6:05 p.m.
18. 18.Write 2:30 a.m. in 24-hour time. (a) 04:30 (b) 02:30 (c) 14:30
19. 19.A train leaves at 12:00 and reaches at 12:35. How long is the journey (in minutes)?
20. 20.A match starts at 06:35 and lasts 3 hours 5 minutes. At what time does it end? (a) 10:40 (b) 09:40 (c) 08:40
21. 21.A train leaves at 10:05 and reaches at 11:35. How long is the journey (in minutes)?
22. 22.How many hours are there from 05:00 to 08:00?
23. 23.A match starts at 09:05 and lasts 1 hour 20 minutes. At what time does it end? (a) 10:25 (b) 09:25 (c) 11:25
24. 24.A match starts at 07:15 and lasts 1 hour 30 minutes. At what time does it end? (a) 08:45 (b) 09:45 (c) 07:45
25. 25.How many hours are there from 08:00 to 14:00?
26. 26.A train leaves at 13:10 and reaches at 16:30. How long is the journey (in minutes)?
27. 27.A film is 3 hours 25 minutes long. How many minutes is that?
28. 28.Write 2:40 p.m. in 24-hour time. (a) 02:40 (b) 16:40 (c) 14:40
29. 29.A match starts at 11:25 and lasts 1 hour 55 minutes. At what time does it end? (a) 12:20 (b) 13:20 (c) 14:20
30. 30.A train leaves at 06:55 and reaches at 08:50. How long is the journey (in minutes)?
31. 31.How many hours are there from 11:00 to 13:00?
32. 32.What is 03:35 in 12-hour time? (a) 3:35 p.m. (b) 3:35 a.m. (c) 5:35 a.m.
33. 33.Write 10:55 a.m. in 24-hour time. (a) 10:55 (b) 22:55 (c) 12:55
34. 34.What is 02:00 in 12-hour time? (a) 2:00 a.m. (b) 2:00 p.m. (c) 4:00 a.m.
35. 35.A match starts at 15:50 and lasts 2 hours 5 minutes. At what time does it end? (a) 16:55 (b) 17:55 (c) 18:55
36. 36.What is 04:15 in 12-hour time? (a) 6:15 a.m. (b) 4:15 p.m. (c) 4:15 a.m.
37. 37.What is 03:30 in 12-hour time? (a) 3:30 p.m. (b) 5:30 a.m. (c) 3:30 a.m.
38. 38.Write 3:05 a.m. in 24-hour time. (a) 15:05 (b) 05:05 (c) 03:05
39. 39.What is 05:40 in 12-hour time? (a) 5:40 p.m. (b) 5:40 a.m. (c) 7:40 a.m.
40. 40.A train leaves at 06:10 and reaches at 07:00. How long is the journey (in minutes)?

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