Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 643 · 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 2 hours 30 minutes long. How many minutes is that?
2. 2.Write 3:00 a.m. in 24-hour time. (a) 03:00 (b) 15:00 (c) 05:00
3. 3.A train leaves at 11:00 and reaches at 12:25. How long is the journey (in minutes)?
4. 4.A train leaves at 13:30 and reaches at 14:25. How long is the journey (in minutes)?
5. 5.A match starts at 13:50 and lasts 2 hours 10 minutes. At what time does it end? (a) 15:00 (b) 17:00 (c) 16:00
6. 6.Write 4:55 p.m. in 24-hour time. (a) 18:55 (b) 04:55 (c) 16:55
7. 7.Write 6:00 p.m. in 24-hour time. (a) 18:00 (b) 20:00 (c) 06:00
8. 8.Write 6:15 p.m. in 24-hour time. (a) 18:15 (b) 20:15 (c) 06:15
9. 9.What is 19:10 in 12-hour time? (a) 9:10 p.m. (b) 7:10 p.m. (c) 7:10 a.m.
10. 10.A train leaves at 16:25 and reaches at 18:05. How long is the journey (in minutes)?
11. 11.A film is 4 hours 5 minutes long. How many minutes is that?
12. 12.A match starts at 07:05 and lasts 3 hours 55 minutes. At what time does it end? (a) 11:00 (b) 10:00 (c) 12:00
13. 13.How many hours are there from 12:00 to 16:00?
14. 14.How many hours are there from 11:00 to 14:00?
15. 15.A train leaves at 06:30 and reaches at 09:10. How long is the journey (in minutes)?
16. 16.Write 6:45 p.m. in 24-hour time. (a) 06:45 (b) 20:45 (c) 18:45
17. 17.How many hours are there from 09:00 to 23:00?
18. 18.A match starts at 16:40 and lasts 2 hours 5 minutes. At what time does it end? (a) 18:45 (b) 17:45 (c) 19:45
19. 19.What is 06:55 in 12-hour time? (a) 8:55 a.m. (b) 6:55 a.m. (c) 6:55 p.m.
20. 20.A film is 2 hours 5 minutes long. How many minutes is that?
21. 21.A train leaves at 12:25 and reaches at 14:55. How long is the journey (in minutes)?
22. 22.A train leaves at 16:30 and reaches at 19:10. How long is the journey (in minutes)?
23. 23.What is 04:30 in 12-hour time? (a) 4:30 p.m. (b) 4:30 a.m. (c) 6:30 a.m.
24. 24.Write 1:25 p.m. in 24-hour time. (a) 13:25 (b) 15:25 (c) 01:25
25. 25.Write 6:40 p.m. in 24-hour time. (a) 20:40 (b) 18:40 (c) 06:40
26. 26.What is 10:05 in 12-hour time? (a) 10:05 p.m. (b) 12:05 a.m. (c) 10:05 a.m.
27. 27.A film is 4 hours 40 minutes long. How many minutes is that?
28. 28.How many hours are there from 10:00 to 23:00?
29. 29.A film is 2 hours 20 minutes long. How many minutes is that?
30. 30.What is 03:05 in 12-hour time? (a) 3:05 a.m. (b) 3:05 p.m. (c) 5:05 a.m.
31. 31.A film is 4 hours 15 minutes long. How many minutes is that?
32. 32.How many hours are there from 07:00 to 15:00?
33. 33.Write 2:00 p.m. in 24-hour time. (a) 14:00 (b) 16:00 (c) 02:00
34. 34.A film is 1 hour 45 minutes long. How many minutes is that?
35. 35.What is 13:10 in 12-hour time? (a) 3:10 p.m. (b) 1:10 a.m. (c) 1:10 p.m.
36. 36.A match starts at 09:15 and lasts 4 hours 50 minutes. At what time does it end? (a) 13:05 (b) 15:05 (c) 14:05
37. 37.A train leaves at 18:10 and reaches at 19:20. How long is the journey (in minutes)?
38. 38.What is 18:10 in 12-hour time? (a) 6:10 p.m. (b) 6:10 a.m. (c) 8:10 p.m.
39. 39.A match starts at 12:55 and lasts 4 hours 30 minutes. At what time does it end? (a) 16:25 (b) 17:25 (c) 18:25
40. 40.A match starts at 06:05 and lasts 1 hour 40 minutes. At what time does it end? (a) 08:45 (b) 06:45 (c) 07:45

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