Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 462 · 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 15 minutes long. How many minutes is that?
2. 2.A train leaves at 15:50 and reaches at 17:50. How long is the journey (in minutes)?
3. 3.A match starts at 07:10 and lasts 3 hours 5 minutes. At what time does it end? (a) 10:15 (b) 09:15 (c) 11:15
4. 4.What is 11:45 in 12-hour time? (a) 11:45 p.m. (b) 11:45 a.m. (c) 1:45 a.m.
5. 5.A match starts at 15:15 and lasts 3 hours 45 minutes. At what time does it end? (a) 18:00 (b) 19:00 (c) 20:00
6. 6.Write 8:05 p.m. in 24-hour time. (a) 22:05 (b) 08:05 (c) 20:05
7. 7.Write 6:55 p.m. in 24-hour time. (a) 06:55 (b) 20:55 (c) 18:55
8. 8.How many hours are there from 12:00 to 19:00?
9. 9.Write 7:05 p.m. in 24-hour time. (a) 19:05 (b) 21:05 (c) 07:05
10. 10.A match starts at 06:55 and lasts 1 hour 5 minutes. At what time does it end? (a) 09:00 (b) 07:00 (c) 08:00
11. 11.How many hours are there from 08:00 to 19:00?
12. 12.Write 2:15 a.m. in 24-hour time. (a) 02:15 (b) 04:15 (c) 14:15
13. 13.What is 22:20 in 12-hour time? (a) 10:20 a.m. (b) 10:20 p.m. (c) 12:20 p.m.
14. 14.What is 09:35 in 12-hour time? (a) 9:35 a.m. (b) 9:35 p.m. (c) 11:35 a.m.
15. 15.How many hours are there from 11:00 to 21:00?
16. 16.A match starts at 18:00 and lasts 4 hours 15 minutes. At what time does it end? (a) 21:15 (b) 23:15 (c) 22:15
17. 17.Write 9:25 a.m. in 24-hour time. (a) 21:25 (b) 11:25 (c) 09:25
18. 18.What is 04:55 in 12-hour time? (a) 6:55 a.m. (b) 4:55 p.m. (c) 4:55 a.m.
19. 19.A film is 1 hour 25 minutes long. How many minutes is that?
20. 20.A train leaves at 16:10 and reaches at 18:20. How long is the journey (in minutes)?
21. 21.A train leaves at 13:25 and reaches at 15:20. How long is the journey (in minutes)?
22. 22.What is 20:10 in 12-hour time? (a) 8:10 a.m. (b) 10:10 p.m. (c) 8:10 p.m.
23. 23.What is 05:50 in 12-hour time? (a) 7:50 a.m. (b) 5:50 a.m. (c) 5:50 p.m.
24. 24.A match starts at 10:15 and lasts 1 hour 30 minutes. At what time does it end? (a) 11:45 (b) 12:45 (c) 10:45
25. 25.A film is 4 hours 5 minutes long. How many minutes is that?
26. 26.A match starts at 11:20 and lasts 4 hours 40 minutes. At what time does it end? (a) 16:00 (b) 15:00 (c) 17:00
27. 27.Write 2:55 p.m. in 24-hour time. (a) 02:55 (b) 16:55 (c) 14:55
28. 28.A match starts at 15:10 and lasts 2 hours 35 minutes. At what time does it end? (a) 18:45 (b) 16:45 (c) 17:45
29. 29.A match starts at 18:45 and lasts 2 hours 10 minutes. At what time does it end? (a) 21:55 (b) 19:55 (c) 20:55
30. 30.What is 06:15 in 12-hour time? (a) 8:15 a.m. (b) 6:15 a.m. (c) 6:15 p.m.
31. 31.A film is 1 hour 5 minutes long. How many minutes is that?
32. 32.What is 23:00 in 12-hour time? (a) 11:00 a.m. (b) 11:00 p.m. (c) 1:00 p.m.
33. 33.A match starts at 13:05 and lasts 2 hours 45 minutes. At what time does it end? (a) 16:50 (b) 14:50 (c) 15:50
34. 34.A match starts at 13:30 and lasts 2 hours 25 minutes. At what time does it end? (a) 14:55 (b) 16:55 (c) 15:55
35. 35.A train leaves at 07:35 and reaches at 10:30. How long is the journey (in minutes)?
36. 36.What is 03:30 in 12-hour time? (a) 3:30 p.m. (b) 5:30 a.m. (c) 3:30 a.m.
37. 37.A match starts at 18:00 and lasts 4 hours 10 minutes. At what time does it end? (a) 21:10 (b) 22:10 (c) 23:10
38. 38.A film is 1 hour 45 minutes long. How many minutes is that?
39. 39.What is 02:15 in 12-hour time? (a) 2:15 p.m. (b) 4:15 a.m. (c) 2:15 a.m.
40. 40.Write 1:50 p.m. in 24-hour time. (a) 15:50 (b) 13:50 (c) 01:50

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