Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 446 · 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 train leaves at 10:35 and reaches at 13:50. How long is the journey (in minutes)?
2. 2.What is 15:00 in 12-hour time? (a) 3:00 p.m. (b) 5:00 p.m. (c) 3:00 a.m.
3. 3.Write 3:25 a.m. in 24-hour time. (a) 15:25 (b) 03:25 (c) 05:25
4. 4.A match starts at 17:15 and lasts 4 hours 40 minutes. At what time does it end? (a) 21:55 (b) 22:55 (c) 20:55
5. 5.Write 2:20 a.m. in 24-hour time. (a) 02:20 (b) 04:20 (c) 14:20
6. 6.A train leaves at 19:10 and reaches at 20:30. How long is the journey (in minutes)?
7. 7.What is 09:45 in 12-hour time? (a) 9:45 p.m. (b) 9:45 a.m. (c) 11:45 a.m.
8. 8.A film is 1 hour 40 minutes long. How many minutes is that?
9. 9.Write 7:40 p.m. in 24-hour time. (a) 21:40 (b) 19:40 (c) 07:40
10. 10.What is 08:00 in 12-hour time? (a) 8:00 p.m. (b) 10:00 a.m. (c) 8:00 a.m.
11. 11.How many hours are there from 08:00 to 22:00?
12. 12.Write 9:35 a.m. in 24-hour time. (a) 11:35 (b) 09:35 (c) 21:35
13. 13.A match starts at 06:35 and lasts 1 hour 50 minutes. At what time does it end? (a) 07:25 (b) 08:25 (c) 09:25
14. 14.What is 02:10 in 12-hour time? (a) 2:10 p.m. (b) 4:10 a.m. (c) 2:10 a.m.
15. 15.What is 08:55 in 12-hour time? (a) 10:55 a.m. (b) 8:55 a.m. (c) 8:55 p.m.
16. 16.What is 02:20 in 12-hour time? (a) 2:20 a.m. (b) 2:20 p.m. (c) 4:20 a.m.
17. 17.How many hours are there from 05:00 to 08:00?
18. 18.How many hours are there from 09:00 to 15:00?
19. 19.A train leaves at 13:05 and reaches at 15:10. How long is the journey (in minutes)?
20. 20.What is 20:00 in 12-hour time? (a) 8:00 a.m. (b) 8:00 p.m. (c) 10:00 p.m.
21. 21.Write 9:20 p.m. in 24-hour time. (a) 09:20 (b) 21:20 (c) 23:20
22. 22.What is 03:10 in 12-hour time? (a) 5:10 a.m. (b) 3:10 a.m. (c) 3:10 p.m.
23. 23.A train leaves at 14:25 and reaches at 15:25. How long is the journey (in minutes)?
24. 24.A film is 4 hours 15 minutes long. How many minutes is that?
25. 25.A train leaves at 16:00 and reaches at 17:05. How long is the journey (in minutes)?
26. 26.A match starts at 15:40 and lasts 4 hours 5 minutes. At what time does it end? (a) 20:45 (b) 18:45 (c) 19:45
27. 27.What is 06:35 in 12-hour time? (a) 8:35 a.m. (b) 6:35 p.m. (c) 6:35 a.m.
28. 28.A film is 3 hours 10 minutes long. How many minutes is that?
29. 29.A match starts at 09:30 and lasts 1 hour 40 minutes. At what time does it end? (a) 11:10 (b) 12:10 (c) 10:10
30. 30.A match starts at 10:20 and lasts 4 hours 50 minutes. At what time does it end? (a) 16:10 (b) 14:10 (c) 15:10
31. 31.A train leaves at 19:05 and reaches at 21:15. How long is the journey (in minutes)?
32. 32.A film is 3 hours 15 minutes long. How many minutes is that?
33. 33.A film is 1 hour 10 minutes long. How many minutes is that?
34. 34.How many hours are there from 06:00 to 14:00?
35. 35.A match starts at 06:50 and lasts 4 hours 55 minutes. At what time does it end? (a) 11:45 (b) 12:45 (c) 10:45
36. 36.What is 17:20 in 12-hour time? (a) 5:20 a.m. (b) 5:20 p.m. (c) 7:20 p.m.
37. 37.A film is 1 hour 5 minutes long. How many minutes is that?
38. 38.Write 5:45 p.m. in 24-hour time. (a) 05:45 (b) 17:45 (c) 19:45
39. 39.A match starts at 15:05 and lasts 2 hours 20 minutes. At what time does it end? (a) 16:25 (b) 18:25 (c) 17:25
40. 40.A match starts at 14:00 and lasts 4 hours 55 minutes. At what time does it end? (a) 19:55 (b) 17:55 (c) 18:55

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