Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 558 · 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.How many hours are there from 09:00 to 18:00?
2. 2.A train leaves at 17:10 and reaches at 19:05. How long is the journey (in minutes)?
3. 3.A match starts at 13:55 and lasts 2 hours 5 minutes. At what time does it end? (a) 17:00 (b) 15:00 (c) 16:00
4. 4.A train leaves at 15:35 and reaches at 18:20. How long is the journey (in minutes)?
5. 5.A match starts at 13:30 and lasts 1 hour 25 minutes. At what time does it end? (a) 15:55 (b) 13:55 (c) 14:55
6. 6.What is 02:10 in 12-hour time? (a) 4:10 a.m. (b) 2:10 p.m. (c) 2:10 a.m.
7. 7.Write 5:00 a.m. in 24-hour time. (a) 17:00 (b) 07:00 (c) 05:00
8. 8.What is 08:00 in 12-hour time? (a) 10:00 a.m. (b) 8:00 a.m. (c) 8:00 p.m.
9. 9.Write 7:55 p.m. in 24-hour time. (a) 21:55 (b) 19:55 (c) 07:55
10. 10.A film is 4 hours 5 minutes long. How many minutes is that?
11. 11.What is 09:05 in 12-hour time? (a) 9:05 p.m. (b) 9:05 a.m. (c) 11:05 a.m.
12. 12.A match starts at 08:55 and lasts 4 hours 40 minutes. At what time does it end? (a) 14:35 (b) 12:35 (c) 13:35
13. 13.A match starts at 11:40 and lasts 2 hours 30 minutes. At what time does it end? (a) 14:10 (b) 13:10 (c) 15:10
14. 14.A film is 4 hours 20 minutes long. How many minutes is that?
15. 15.What is 03:35 in 12-hour time? (a) 5:35 a.m. (b) 3:35 a.m. (c) 3:35 p.m.
16. 16.How many hours are there from 06:00 to 20:00?
17. 17.What is 03:45 in 12-hour time? (a) 3:45 a.m. (b) 3:45 p.m. (c) 5:45 a.m.
18. 18.How many hours are there from 12:00 to 16:00?
19. 19.What is 16:20 in 12-hour time? (a) 6:20 p.m. (b) 4:20 a.m. (c) 4:20 p.m.
20. 20.A train leaves at 07:20 and reaches at 07:55. How long is the journey (in minutes)?
21. 21.Write 4:25 a.m. in 24-hour time. (a) 06:25 (b) 04:25 (c) 16:25
22. 22.A match starts at 14:05 and lasts 3 hours 35 minutes. At what time does it end? (a) 16:40 (b) 18:40 (c) 17:40
23. 23.What is 06:15 in 12-hour time? (a) 8:15 a.m. (b) 6:15 a.m. (c) 6:15 p.m.
24. 24.A match starts at 16:00 and lasts 1 hour 20 minutes. At what time does it end? (a) 17:20 (b) 16:20 (c) 18:20
25. 25.What is 08:35 in 12-hour time? (a) 8:35 p.m. (b) 8:35 a.m. (c) 10:35 a.m.
26. 26.A train leaves at 13:25 and reaches at 14:25. How long is the journey (in minutes)?
27. 27.A film is 3 hours 55 minutes long. How many minutes is that?
28. 28.A train leaves at 06:10 and reaches at 08:45. How long is the journey (in minutes)?
29. 29.What is 01:55 in 12-hour time? (a) 1:55 p.m. (b) 1:55 a.m. (c) 3:55 a.m.
30. 30.Write 6:15 a.m. in 24-hour time. (a) 18:15 (b) 06:15 (c) 08:15
31. 31.A film is 2 hours 35 minutes long. How many minutes is that?
32. 32.A film is 4 hours 50 minutes long. How many minutes is that?
33. 33.A film is 2 hours 20 minutes long. How many minutes is that?
34. 34.A film is 3 hours 30 minutes long. How many minutes is that?
35. 35.What is 17:40 in 12-hour time? (a) 5:40 p.m. (b) 7:40 p.m. (c) 5:40 a.m.
36. 36.What is 06:50 in 12-hour time? (a) 6:50 p.m. (b) 8:50 a.m. (c) 6:50 a.m.
37. 37.A film is 3 hours 15 minutes long. How many minutes is that?
38. 38.What is 10:55 in 12-hour time? (a) 10:55 a.m. (b) 12:55 a.m. (c) 10:55 p.m.
39. 39.What is 19:00 in 12-hour time? (a) 9:00 p.m. (b) 7:00 a.m. (c) 7:00 p.m.
40. 40.A match starts at 17:45 and lasts 2 hours 35 minutes. At what time does it end? (a) 20:20 (b) 21:20 (c) 19:20

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