Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 866 · 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 12:45 and lasts 4 hours 30 minutes. At what time does it end? (a) 18:15 (b) 16:15 (c) 17:15
2. 2.A match starts at 11:00 and lasts 4 hours 25 minutes. At what time does it end? (a) 16:25 (b) 15:25 (c) 14:25
3. 3.What is 18:35 in 12-hour time? (a) 6:35 a.m. (b) 8:35 p.m. (c) 6:35 p.m.
4. 4.How many hours are there from 08:00 to 14:00?
5. 5.A film is 2 hours 50 minutes long. How many minutes is that?
6. 6.What is 06:10 in 12-hour time? (a) 6:10 p.m. (b) 8:10 a.m. (c) 6:10 a.m.
7. 7.A train leaves at 10:25 and reaches at 11:05. How long is the journey (in minutes)?
8. 8.What is 03:45 in 12-hour time? (a) 3:45 p.m. (b) 3:45 a.m. (c) 5:45 a.m.
9. 9.A match starts at 09:40 and lasts 3 hours 25 minutes. At what time does it end? (a) 14:05 (b) 12:05 (c) 13:05
10. 10.A film is 1 hour 40 minutes long. How many minutes is that?
11. 11.Write 8:35 a.m. in 24-hour time. (a) 20:35 (b) 10:35 (c) 08:35
12. 12.A train leaves at 14:50 and reaches at 16:45. How long is the journey (in minutes)?
13. 13.A film is 1 hour 5 minutes long. How many minutes is that?
14. 14.How many hours are there from 09:00 to 23:00?
15. 15.How many hours are there from 11:00 to 22:00?
16. 16.A film is 3 hours 25 minutes long. How many minutes is that?
17. 17.How many hours are there from 11:00 to 16:00?
18. 18.What is 13:05 in 12-hour time? (a) 1:05 a.m. (b) 3:05 p.m. (c) 1:05 p.m.
19. 19.How many hours are there from 08:00 to 11:00?
20. 20.What is 08:45 in 12-hour time? (a) 8:45 p.m. (b) 8:45 a.m. (c) 10:45 a.m.
21. 21.A train leaves at 06:40 and reaches at 09:10. How long is the journey (in minutes)?
22. 22.Write 6:45 p.m. in 24-hour time. (a) 20:45 (b) 06:45 (c) 18:45
23. 23.What is 04:20 in 12-hour time? (a) 4:20 p.m. (b) 4:20 a.m. (c) 6:20 a.m.
24. 24.A train leaves at 12:45 and reaches at 15:50. How long is the journey (in minutes)?
25. 25.A train leaves at 06:10 and reaches at 07:00. How long is the journey (in minutes)?
26. 26.What is 09:05 in 12-hour time? (a) 9:05 p.m. (b) 9:05 a.m. (c) 11:05 a.m.
27. 27.A film is 1 hour 45 minutes long. How many minutes is that?
28. 28.How many hours are there from 08:00 to 22:00?
29. 29.A train leaves at 09:25 and reaches at 12:35. How long is the journey (in minutes)?
30. 30.A train leaves at 06:35 and reaches at 07:15. How long is the journey (in minutes)?
31. 31.Write 7:00 p.m. in 24-hour time. (a) 07:00 (b) 21:00 (c) 19:00
32. 32.A match starts at 11:05 and lasts 3 hours 45 minutes. At what time does it end? (a) 14:50 (b) 13:50 (c) 15:50
33. 33.A train leaves at 16:20 and reaches at 18:05. How long is the journey (in minutes)?
34. 34.A train leaves at 06:35 and reaches at 08:50. How long is the journey (in minutes)?
35. 35.How many hours are there from 08:00 to 12:00?
36. 36.Write 3:05 p.m. in 24-hour time. (a) 03:05 (b) 17:05 (c) 15:05
37. 37.Write 4:25 a.m. in 24-hour time. (a) 06:25 (b) 16:25 (c) 04:25
38. 38.A film is 4 hours 25 minutes long. How many minutes is that?
39. 39.A film is 2 hours 35 minutes long. How many minutes is that?
40. 40.A film is 3 hours 50 minutes long. How many minutes is that?

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