Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 953 · 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 match starts at 17:20 and lasts 3 hours 40 minutes. At what time does it end? (a) 21:00 (b) 22:00 (c) 20:00
2. 2.A train leaves at 11:45 and reaches at 14:55. How long is the journey (in minutes)?
3. 3.A match starts at 15:40 and lasts 1 hour. At what time does it end? (a) 16:40 (b) 17:40 (c) 15:40
4. 4.What is 23:45 in 12-hour time? (a) 11:45 a.m. (b) 1:45 p.m. (c) 11:45 p.m.
5. 5.How many hours are there from 08:00 to 10:00?
6. 6.A match starts at 08:50 and lasts 4 hours 10 minutes. At what time does it end? (a) 12:00 (b) 14:00 (c) 13:00
7. 7.A match starts at 13:05 and lasts 3 hours 45 minutes. At what time does it end? (a) 15:50 (b) 16:50 (c) 17:50
8. 8.A film is 4 hours 50 minutes long. How many minutes is that?
9. 9.What is 16:05 in 12-hour time? (a) 4:05 p.m. (b) 4:05 a.m. (c) 6:05 p.m.
10. 10.A film is 1 hour 30 minutes long. How many minutes is that?
11. 11.How many hours are there from 06:00 to 08:00?
12. 12.Write 2:30 a.m. in 24-hour time. (a) 02:30 (b) 04:30 (c) 14:30
13. 13.How many hours are there from 05:00 to 14:00?
14. 14.A film is 1 hour 15 minutes long. How many minutes is that?
15. 15.A train leaves at 15:15 and reaches at 16:45. How long is the journey (in minutes)?
16. 16.A match starts at 16:00 and lasts 2 hours 25 minutes. At what time does it end? (a) 17:25 (b) 19:25 (c) 18:25
17. 17.Write 11:20 a.m. in 24-hour time. (a) 11:20 (b) 23:20 (c) 13:20
18. 18.A film is 2 hours 25 minutes long. How many minutes is that?
19. 19.Write 7:20 p.m. in 24-hour time. (a) 19:20 (b) 07:20 (c) 21:20
20. 20.What is 06:30 in 12-hour time? (a) 6:30 p.m. (b) 6:30 a.m. (c) 8:30 a.m.
21. 21.Write 4:30 p.m. in 24-hour time. (a) 04:30 (b) 18:30 (c) 16:30
22. 22.A film is 3 hours 50 minutes long. How many minutes is that?
23. 23.A film is 2 hours 20 minutes long. How many minutes is that?
24. 24.Write 2:35 a.m. in 24-hour time. (a) 04:35 (b) 02:35 (c) 14:35
25. 25.Write 8:05 a.m. in 24-hour time. (a) 20:05 (b) 08:05 (c) 10:05
26. 26.A match starts at 13:30 and lasts 4 hours 5 minutes. At what time does it end? (a) 18:35 (b) 16:35 (c) 17:35
27. 27.A film is 1 hour 25 minutes long. How many minutes is that?
28. 28.Write 4:35 p.m. in 24-hour time. (a) 18:35 (b) 16:35 (c) 04:35
29. 29.A match starts at 09:40 and lasts 4 hours 25 minutes. At what time does it end? (a) 14:05 (b) 13:05 (c) 15:05
30. 30.What is 07:50 in 12-hour time? (a) 7:50 a.m. (b) 9:50 a.m. (c) 7:50 p.m.
31. 31.A match starts at 08:20 and lasts 4 hours 25 minutes. At what time does it end? (a) 13:45 (b) 12:45 (c) 11:45
32. 32.Write 1:10 p.m. in 24-hour time. (a) 13:10 (b) 01:10 (c) 15:10
33. 33.How many hours are there from 06:00 to 15:00?
34. 34.A match starts at 18:45 and lasts 2 hours 50 minutes. At what time does it end? (a) 22:35 (b) 20:35 (c) 21:35
35. 35.A match starts at 10:25 and lasts 4 hours 50 minutes. At what time does it end? (a) 14:15 (b) 16:15 (c) 15:15
36. 36.How many hours are there from 05:00 to 13:00?
37. 37.A match starts at 07:20 and lasts 2 hours 20 minutes. At what time does it end? (a) 10:40 (b) 09:40 (c) 08:40
38. 38.A train leaves at 15:50 and reaches at 16:35. How long is the journey (in minutes)?
39. 39.Write 10:55 a.m. in 24-hour time. (a) 10:55 (b) 12:55 (c) 22:55
40. 40.Write 2:05 p.m. in 24-hour time. (a) 02:05 (b) 16:05 (c) 14:05

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