Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 453 · 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 3 hours 50 minutes long. How many minutes is that?
2. 2.A film is 1 hour 5 minutes long. How many minutes is that?
3. 3.Write 4:25 p.m. in 24-hour time. (a) 04:25 (b) 18:25 (c) 16:25
4. 4.What is 15:00 in 12-hour time? (a) 3:00 p.m. (b) 3:00 a.m. (c) 5:00 p.m.
5. 5.A film is 1 hour 40 minutes long. How many minutes is that?
6. 6.A train leaves at 17:15 and reaches at 19:30. How long is the journey (in minutes)?
7. 7.A match starts at 13:00 and lasts 1 hour 15 minutes. At what time does it end? (a) 14:15 (b) 15:15 (c) 13:15
8. 8.A train leaves at 19:05 and reaches at 20:05. How long is the journey (in minutes)?
9. 9.A film is 2 hours 15 minutes long. How many minutes is that?
10. 10.A train leaves at 15:35 and reaches at 18:25. How long is the journey (in minutes)?
11. 11.A match starts at 07:15 and lasts 1 hour 45 minutes. At what time does it end? (a) 08:00 (b) 10:00 (c) 09:00
12. 12.Write 7:05 a.m. in 24-hour time. (a) 07:05 (b) 19:05 (c) 09:05
13. 13.Write 4:15 p.m. in 24-hour time. (a) 18:15 (b) 04:15 (c) 16:15
14. 14.A film is 4 hours 10 minutes long. How many minutes is that?
15. 15.A match starts at 16:25 and lasts 2 hours 40 minutes. At what time does it end? (a) 20:05 (b) 18:05 (c) 19:05
16. 16.Write 1:00 a.m. in 24-hour time. (a) 03:00 (b) 13:00 (c) 01:00
17. 17.A film is 4 hours 50 minutes long. How many minutes is that?
18. 18.How many hours are there from 12:00 to 21:00?
19. 19.Write 6:20 a.m. in 24-hour time. (a) 06:20 (b) 08:20 (c) 18:20
20. 20.How many hours are there from 06:00 to 12:00?
21. 21.Write 3:55 a.m. in 24-hour time. (a) 03:55 (b) 05:55 (c) 15:55
22. 22.What is 22:25 in 12-hour time? (a) 10:25 a.m. (b) 12:25 p.m. (c) 10:25 p.m.
23. 23.A match starts at 15:25 and lasts 3 hours 20 minutes. At what time does it end? (a) 17:45 (b) 19:45 (c) 18:45
24. 24.A film is 2 hours 20 minutes long. How many minutes is that?
25. 25.A train leaves at 16:35 and reaches at 18:15. How long is the journey (in minutes)?
26. 26.What is 01:50 in 12-hour time? (a) 1:50 p.m. (b) 3:50 a.m. (c) 1:50 a.m.
27. 27.Write 1:15 a.m. in 24-hour time. (a) 13:15 (b) 03:15 (c) 01:15
28. 28.What is 01:20 in 12-hour time? (a) 1:20 p.m. (b) 1:20 a.m. (c) 3:20 a.m.
29. 29.A film is 4 hours 25 minutes long. How many minutes is that?
30. 30.What is 18:15 in 12-hour time? (a) 6:15 p.m. (b) 6:15 a.m. (c) 8:15 p.m.
31. 31.How many hours are there from 11:00 to 19:00?
32. 32.How many hours are there from 08:00 to 14:00?
33. 33.A match starts at 06:15 and lasts 4 hours 10 minutes. At what time does it end? (a) 09:25 (b) 11:25 (c) 10:25
34. 34.A film is 3 hours 30 minutes long. How many minutes is that?
35. 35.A match starts at 17:00 and lasts 4 hours 45 minutes. At what time does it end? (a) 22:45 (b) 20:45 (c) 21:45
36. 36.How many hours are there from 06:00 to 08:00?
37. 37.A film is 4 hours 55 minutes long. How many minutes is that?
38. 38.A match starts at 06:05 and lasts 2 hours 35 minutes. At what time does it end? (a) 07:40 (b) 09:40 (c) 08:40
39. 39.How many hours are there from 05:00 to 20:00?
40. 40.How many hours are there from 06:00 to 19:00?

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