Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 332 · 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 16:00?
2. 2.A film is 1 hour 40 minutes long. How many minutes is that?
3. 3.How many hours are there from 12:00 to 22:00?
4. 4.Write 3:00 p.m. in 24-hour time. (a) 17:00 (b) 03:00 (c) 15:00
5. 5.Write 6:50 a.m. in 24-hour time. (a) 18:50 (b) 08:50 (c) 06:50
6. 6.Write 5:30 p.m. in 24-hour time. (a) 05:30 (b) 19:30 (c) 17:30
7. 7.A film is 1 hour 50 minutes long. How many minutes is that?
8. 8.Write 2:55 a.m. in 24-hour time. (a) 04:55 (b) 14:55 (c) 02:55
9. 9.How many hours are there from 06:00 to 19:00?
10. 10.A match starts at 12:35 and lasts 3 hours 15 minutes. At what time does it end? (a) 16:50 (b) 14:50 (c) 15:50
11. 11.How many hours are there from 08:00 to 22:00?
12. 12.How many hours are there from 05:00 to 10:00?
13. 13.How many hours are there from 07:00 to 11:00?
14. 14.A film is 3 hours 30 minutes long. How many minutes is that?
15. 15.Write 3:25 p.m. in 24-hour time. (a) 15:25 (b) 17:25 (c) 03:25
16. 16.Write 2:50 p.m. in 24-hour time. (a) 02:50 (b) 14:50 (c) 16:50
17. 17.A match starts at 09:45 and lasts 3 hours 5 minutes. At what time does it end? (a) 11:50 (b) 12:50 (c) 13:50
18. 18.A match starts at 17:50 and lasts 3 hours 45 minutes. At what time does it end? (a) 21:35 (b) 22:35 (c) 20:35
19. 19.A match starts at 12:55 and lasts 1 hour 15 minutes. At what time does it end? (a) 13:10 (b) 14:10 (c) 15:10
20. 20.What is 15:40 in 12-hour time? (a) 5:40 p.m. (b) 3:40 a.m. (c) 3:40 p.m.
21. 21.A film is 1 hour 15 minutes long. How many minutes is that?
22. 22.A train leaves at 07:00 and reaches at 07:30. How long is the journey (in minutes)?
23. 23.Write 2:05 p.m. in 24-hour time. (a) 16:05 (b) 02:05 (c) 14:05
24. 24.What is 18:05 in 12-hour time? (a) 6:05 p.m. (b) 6:05 a.m. (c) 8:05 p.m.
25. 25.A match starts at 13:20 and lasts 4 hours 40 minutes. At what time does it end? (a) 17:00 (b) 18:00 (c) 19:00
26. 26.What is 08:30 in 12-hour time? (a) 8:30 a.m. (b) 10:30 a.m. (c) 8:30 p.m.
27. 27.A film is 2 hours 10 minutes long. How many minutes is that?
28. 28.Write 3:55 p.m. in 24-hour time. (a) 15:55 (b) 03:55 (c) 17:55
29. 29.A train leaves at 19:10 and reaches at 21:35. How long is the journey (in minutes)?
30. 30.A film is 4 hours 30 minutes long. How many minutes is that?
31. 31.What is 10:40 in 12-hour time? (a) 10:40 p.m. (b) 12:40 a.m. (c) 10:40 a.m.
32. 32.A film is 3 hours 50 minutes long. How many minutes is that?
33. 33.A film is 3 hours 45 minutes long. How many minutes is that?
34. 34.Write 2:20 a.m. in 24-hour time. (a) 14:20 (b) 02:20 (c) 04:20
35. 35.A match starts at 12:40 and lasts 2 hours 25 minutes. At what time does it end? (a) 14:05 (b) 16:05 (c) 15:05
36. 36.A train leaves at 06:00 and reaches at 08:35. How long is the journey (in minutes)?
37. 37.A match starts at 12:55 and lasts 4 hours 25 minutes. At what time does it end? (a) 17:20 (b) 16:20 (c) 18:20
38. 38.How many hours are there from 09:00 to 12:00?
39. 39.A film is 2 hours 20 minutes long. How many minutes is that?
40. 40.A match starts at 07:30 and lasts 1 hour 15 minutes. At what time does it end? (a) 07:45 (b) 09:45 (c) 08:45

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