Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 456 · 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 18:50 and lasts 4 hours 55 minutes. At what time does it end? (a) 22:45 (b) 23:45 (c) 00:45
2. 2.What is 23:35 in 12-hour time? (a) 11:35 a.m. (b) 11:35 p.m. (c) 1:35 p.m.
3. 3.A train leaves at 07:50 and reaches at 09:10. How long is the journey (in minutes)?
4. 4.Write 2:00 p.m. in 24-hour time. (a) 16:00 (b) 02:00 (c) 14:00
5. 5.What is 08:25 in 12-hour time? (a) 8:25 a.m. (b) 8:25 p.m. (c) 10:25 a.m.
6. 6.A train leaves at 12:10 and reaches at 14:40. How long is the journey (in minutes)?
7. 7.A train leaves at 11:25 and reaches at 13:20. How long is the journey (in minutes)?
8. 8.How many hours are there from 09:00 to 18:00?
9. 9.A match starts at 08:30 and lasts 2 hours 35 minutes. At what time does it end? (a) 11:05 (b) 10:05 (c) 12:05
10. 10.A film is 1 hour 30 minutes long. How many minutes is that?
11. 11.Write 6:10 a.m. in 24-hour time. (a) 06:10 (b) 08:10 (c) 18:10
12. 12.A match starts at 06:20 and lasts 4 hours 40 minutes. At what time does it end? (a) 12:00 (b) 10:00 (c) 11:00
13. 13.A film is 2 hours 10 minutes long. How many minutes is that?
14. 14.A film is 3 hours 10 minutes long. How many minutes is that?
15. 15.A film is 1 hour 45 minutes long. How many minutes is that?
16. 16.Write 7:35 p.m. in 24-hour time. (a) 07:35 (b) 19:35 (c) 21:35
17. 17.Write 11:10 a.m. in 24-hour time. (a) 13:10 (b) 23:10 (c) 11:10
18. 18.What is 11:05 in 12-hour time? (a) 11:05 p.m. (b) 11:05 a.m. (c) 1:05 a.m.
19. 19.What is 13:55 in 12-hour time? (a) 3:55 p.m. (b) 1:55 a.m. (c) 1:55 p.m.
20. 20.A match starts at 18:05 and lasts 2 hours. At what time does it end? (a) 19:05 (b) 21:05 (c) 20:05
21. 21.What is 13:45 in 12-hour time? (a) 3:45 p.m. (b) 1:45 a.m. (c) 1:45 p.m.
22. 22.What is 19:30 in 12-hour time? (a) 9:30 p.m. (b) 7:30 a.m. (c) 7:30 p.m.
23. 23.What is 06:50 in 12-hour time? (a) 8:50 a.m. (b) 6:50 p.m. (c) 6:50 a.m.
24. 24.A match starts at 15:50 and lasts 4 hours 15 minutes. At what time does it end? (a) 19:05 (b) 20:05 (c) 21:05
25. 25.A film is 1 hour 20 minutes long. How many minutes is that?
26. 26.What is 13:30 in 12-hour time? (a) 3:30 p.m. (b) 1:30 p.m. (c) 1:30 a.m.
27. 27.A train leaves at 19:05 and reaches at 21:20. How long is the journey (in minutes)?
28. 28.A train leaves at 17:45 and reaches at 20:05. How long is the journey (in minutes)?
29. 29.A film is 1 hour 5 minutes long. How many minutes is that?
30. 30.A match starts at 18:35 and lasts 3 hours. At what time does it end? (a) 20:35 (b) 22:35 (c) 21:35
31. 31.What is 10:10 in 12-hour time? (a) 10:10 a.m. (b) 10:10 p.m. (c) 12:10 a.m.
32. 32.A match starts at 08:05 and lasts 2 hours 40 minutes. At what time does it end? (a) 10:45 (b) 09:45 (c) 11:45
33. 33.Write 11:45 p.m. in 24-hour time. (a) 23:45 (b) 11:45 (c) 01:45
34. 34.A film is 1 hour 25 minutes long. How many minutes is that?
35. 35.Write 10:30 p.m. in 24-hour time. (a) 00:30 (b) 10:30 (c) 22:30
36. 36.Write 7:15 a.m. in 24-hour time. (a) 09:15 (b) 19:15 (c) 07:15
37. 37.A film is 4 hours 25 minutes long. How many minutes is that?
38. 38.A film is 4 hours 30 minutes long. How many minutes is that?
39. 39.A match starts at 08:00 and lasts 1 hour 20 minutes. At what time does it end? (a) 08:20 (b) 10:20 (c) 09:20
40. 40.How many hours are there from 12:00 to 19:00?

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