Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 734 · 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.What is 03:10 in 12-hour time? (a) 3:10 a.m. (b) 3:10 p.m. (c) 5:10 a.m.
2. 2.How many hours are there from 07:00 to 13:00?
3. 3.What is 05:10 in 12-hour time? (a) 5:10 p.m. (b) 5:10 a.m. (c) 7:10 a.m.
4. 4.What is 07:05 in 12-hour time? (a) 9:05 a.m. (b) 7:05 p.m. (c) 7:05 a.m.
5. 5.A match starts at 16:25 and lasts 4 hours 25 minutes. At what time does it end? (a) 21:50 (b) 20:50 (c) 19:50
6. 6.Write 2:20 p.m. in 24-hour time. (a) 02:20 (b) 16:20 (c) 14:20
7. 7.A match starts at 07:45 and lasts 4 hours 20 minutes. At what time does it end? (a) 12:05 (b) 11:05 (c) 13:05
8. 8.What is 06:30 in 12-hour time? (a) 6:30 p.m. (b) 6:30 a.m. (c) 8:30 a.m.
9. 9.A match starts at 16:05 and lasts 2 hours. At what time does it end? (a) 17:05 (b) 18:05 (c) 19:05
10. 10.How many hours are there from 07:00 to 10:00?
11. 11.Write 1:00 p.m. in 24-hour time. (a) 01:00 (b) 13:00 (c) 15:00
12. 12.How many hours are there from 09:00 to 22:00?
13. 13.A film is 1 hour 30 minutes long. How many minutes is that?
14. 14.What is 06:10 in 12-hour time? (a) 6:10 p.m. (b) 6:10 a.m. (c) 8:10 a.m.
15. 15.Write 9:30 p.m. in 24-hour time. (a) 09:30 (b) 23:30 (c) 21:30
16. 16.Write 6:15 a.m. in 24-hour time. (a) 06:15 (b) 18:15 (c) 08:15
17. 17.Write 8:55 p.m. in 24-hour time. (a) 20:55 (b) 08:55 (c) 22:55
18. 18.A match starts at 17:45 and lasts 4 hours 20 minutes. At what time does it end? (a) 22:05 (b) 21:05 (c) 23:05
19. 19.How many hours are there from 07:00 to 09:00?
20. 20.What is 11:10 in 12-hour time? (a) 1:10 a.m. (b) 11:10 a.m. (c) 11:10 p.m.
21. 21.What is 08:50 in 12-hour time? (a) 10:50 a.m. (b) 8:50 a.m. (c) 8:50 p.m.
22. 22.How many hours are there from 08:00 to 22:00?
23. 23.A film is 4 hours 20 minutes long. How many minutes is that?
24. 24.A match starts at 12:10 and lasts 1 hour 15 minutes. At what time does it end? (a) 14:25 (b) 13:25 (c) 12:25
25. 25.A train leaves at 14:55 and reaches at 18:15. How long is the journey (in minutes)?
26. 26.A match starts at 16:45 and lasts 4 hours 50 minutes. At what time does it end? (a) 20:35 (b) 22:35 (c) 21:35
27. 27.How many hours are there from 08:00 to 20:00?
28. 28.Write 10:30 p.m. in 24-hour time. (a) 10:30 (b) 00:30 (c) 22:30
29. 29.How many hours are there from 11:00 to 18:00?
30. 30.A match starts at 13:55 and lasts 2 hours 5 minutes. At what time does it end? (a) 15:00 (b) 17:00 (c) 16:00
31. 31.How many hours are there from 08:00 to 18:00?
32. 32.A train leaves at 06:50 and reaches at 07:30. How long is the journey (in minutes)?
33. 33.A film is 3 hours 25 minutes long. How many minutes is that?
34. 34.Write 2:00 p.m. in 24-hour time. (a) 16:00 (b) 02:00 (c) 14:00
35. 35.What is 03:40 in 12-hour time? (a) 5:40 a.m. (b) 3:40 p.m. (c) 3:40 a.m.
36. 36.A match starts at 08:35 and lasts 1 hour 20 minutes. At what time does it end? (a) 10:55 (b) 08:55 (c) 09:55
37. 37.Write 11:40 p.m. in 24-hour time. (a) 01:40 (b) 11:40 (c) 23:40
38. 38.A match starts at 16:55 and lasts 4 hours. At what time does it end? (a) 21:55 (b) 19:55 (c) 20:55
39. 39.A train leaves at 13:00 and reaches at 14:25. How long is the journey (in minutes)?
40. 40.A film is 2 hours 15 minutes long. How many minutes is that?

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