Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 11 · 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 train leaves at 08:30 and reaches at 09:40. How long is the journey (in minutes)?
2. 2.A train leaves at 10:05 and reaches at 12:50. How long is the journey (in minutes)?
3. 3.How many hours are there from 05:00 to 10:00?
4. 4.What is 11:55 in 12-hour time? (a) 11:55 p.m. (b) 1:55 a.m. (c) 11:55 a.m.
5. 5.What is 19:05 in 12-hour time? (a) 9:05 p.m. (b) 7:05 p.m. (c) 7:05 a.m.
6. 6.A train leaves at 06:50 and reaches at 07:25. How long is the journey (in minutes)?
7. 7.A match starts at 07:50 and lasts 2 hours 10 minutes. At what time does it end? (a) 09:00 (b) 10:00 (c) 11:00
8. 8.A match starts at 13:10 and lasts 1 hour 10 minutes. At what time does it end? (a) 15:20 (b) 13:20 (c) 14:20
9. 9.A train leaves at 18:50 and reaches at 21:55. How long is the journey (in minutes)?
10. 10.A film is 3 hours 35 minutes long. How many minutes is that?
11. 11.A train leaves at 15:10 and reaches at 16:10. How long is the journey (in minutes)?
12. 12.Write 10:35 a.m. in 24-hour time. (a) 22:35 (b) 10:35 (c) 12:35
13. 13.How many hours are there from 10:00 to 21:00?
14. 14.Write 4:30 a.m. in 24-hour time. (a) 16:30 (b) 06:30 (c) 04:30
15. 15.How many hours are there from 07:00 to 20:00?
16. 16.Write 1:15 a.m. in 24-hour time. (a) 13:15 (b) 03:15 (c) 01:15
17. 17.Write 10:30 p.m. in 24-hour time. (a) 00:30 (b) 10:30 (c) 22:30
18. 18.What is 05:40 in 12-hour time? (a) 5:40 p.m. (b) 7:40 a.m. (c) 5:40 a.m.
19. 19.A film is 1 hour 45 minutes long. How many minutes is that?
20. 20.How many hours are there from 06:00 to 12:00?
21. 21.What is 05:50 in 12-hour time? (a) 5:50 a.m. (b) 5:50 p.m. (c) 7:50 a.m.
22. 22.A film is 1 hour 25 minutes long. How many minutes is that?
23. 23.A match starts at 08:10 and lasts 3 hours 10 minutes. At what time does it end? (a) 11:20 (b) 12:20 (c) 10:20
24. 24.Write 10:05 p.m. in 24-hour time. (a) 00:05 (b) 10:05 (c) 22:05
25. 25.Write 6:05 a.m. in 24-hour time. (a) 18:05 (b) 08:05 (c) 06:05
26. 26.How many hours are there from 11:00 to 19:00?
27. 27.A match starts at 17:50 and lasts 4 hours 45 minutes. At what time does it end? (a) 23:35 (b) 21:35 (c) 22:35
28. 28.A train leaves at 18:40 and reaches at 21:05. How long is the journey (in minutes)?
29. 29.What is 20:10 in 12-hour time? (a) 8:10 a.m. (b) 10:10 p.m. (c) 8:10 p.m.
30. 30.A match starts at 07:15 and lasts 4 hours 55 minutes. At what time does it end? (a) 12:10 (b) 11:10 (c) 13:10
31. 31.A film is 4 hours 15 minutes long. How many minutes is that?
32. 32.A film is 1 hour 5 minutes long. How many minutes is that?
33. 33.A film is 4 hours 30 minutes long. How many minutes is that?
34. 34.Write 2:00 a.m. in 24-hour time. (a) 14:00 (b) 04:00 (c) 02:00
35. 35.A film is 1 hour 30 minutes long. How many minutes is that?
36. 36.A train leaves at 14:30 and reaches at 17:45. How long is the journey (in minutes)?
37. 37.A match starts at 12:10 and lasts 4 hours 20 minutes. At what time does it end? (a) 17:30 (b) 16:30 (c) 15:30
38. 38.A train leaves at 19:10 and reaches at 20:25. How long is the journey (in minutes)?
39. 39.A match starts at 14:15 and lasts 3 hours 40 minutes. At what time does it end? (a) 16:55 (b) 18:55 (c) 17:55
40. 40.What is 18:55 in 12-hour time? (a) 6:55 p.m. (b) 6:55 a.m. (c) 8:55 p.m.

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