Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 163 · 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 19:30 and reaches at 20:45. How long is the journey (in minutes)?
2. 2.A train leaves at 14:20 and reaches at 16:20. How long is the journey (in minutes)?
3. 3.A film is 2 hours 5 minutes long. How many minutes is that?
4. 4.A train leaves at 12:05 and reaches at 13:55. How long is the journey (in minutes)?
5. 5.Write 3:10 a.m. in 24-hour time. (a) 15:10 (b) 05:10 (c) 03:10
6. 6.A train leaves at 11:20 and reaches at 14:20. How long is the journey (in minutes)?
7. 7.What is 10:20 in 12-hour time? (a) 10:20 p.m. (b) 12:20 a.m. (c) 10:20 a.m.
8. 8.What is 16:35 in 12-hour time? (a) 4:35 a.m. (b) 4:35 p.m. (c) 6:35 p.m.
9. 9.How many hours are there from 12:00 to 22:00?
10. 10.What is 09:00 in 12-hour time? (a) 9:00 a.m. (b) 9:00 p.m. (c) 11:00 a.m.
11. 11.A match starts at 08:15 and lasts 4 hours 50 minutes. At what time does it end? (a) 14:05 (b) 12:05 (c) 13:05
12. 12.What is 13:45 in 12-hour time? (a) 1:45 a.m. (b) 1:45 p.m. (c) 3:45 p.m.
13. 13.Write 5:35 a.m. in 24-hour time. (a) 07:35 (b) 17:35 (c) 05:35
14. 14.A match starts at 13:35 and lasts 1 hour 30 minutes. At what time does it end? (a) 16:05 (b) 15:05 (c) 14:05
15. 15.What is 11:45 in 12-hour time? (a) 1:45 a.m. (b) 11:45 a.m. (c) 11:45 p.m.
16. 16.A match starts at 17:45 and lasts 3 hours 55 minutes. At what time does it end? (a) 20:40 (b) 22:40 (c) 21:40
17. 17.Write 2:50 p.m. in 24-hour time. (a) 14:50 (b) 16:50 (c) 02:50
18. 18.How many hours are there from 05:00 to 21:00?
19. 19.A train leaves at 19:45 and reaches at 22:45. How long is the journey (in minutes)?
20. 20.A match starts at 07:25 and lasts 3 hours 5 minutes. At what time does it end? (a) 09:30 (b) 10:30 (c) 11:30
21. 21.Write 1:50 a.m. in 24-hour time. (a) 13:50 (b) 03:50 (c) 01:50
22. 22.A train leaves at 13:20 and reaches at 14:45. How long is the journey (in minutes)?
23. 23.Write 2:55 p.m. in 24-hour time. (a) 16:55 (b) 14:55 (c) 02:55
24. 24.A train leaves at 06:00 and reaches at 06:55. How long is the journey (in minutes)?
25. 25.What is 06:10 in 12-hour time? (a) 6:10 p.m. (b) 8:10 a.m. (c) 6:10 a.m.
26. 26.A match starts at 15:50 and lasts 1 hour 55 minutes. At what time does it end? (a) 17:45 (b) 18:45 (c) 16:45
27. 27.How many hours are there from 07:00 to 16:00?
28. 28.A match starts at 08:10 and lasts 3 hours 55 minutes. At what time does it end? (a) 12:05 (b) 11:05 (c) 13:05
29. 29.What is 19:20 in 12-hour time? (a) 9:20 p.m. (b) 7:20 a.m. (c) 7:20 p.m.
30. 30.A match starts at 11:20 and lasts 1 hour 35 minutes. At what time does it end? (a) 13:55 (b) 11:55 (c) 12:55
31. 31.Write 11:05 p.m. in 24-hour time. (a) 01:05 (b) 23:05 (c) 11:05
32. 32.A train leaves at 06:30 and reaches at 09:50. How long is the journey (in minutes)?
33. 33.How many hours are there from 05:00 to 11:00?
34. 34.A train leaves at 19:15 and reaches at 20:55. How long is the journey (in minutes)?
35. 35.How many hours are there from 09:00 to 21:00?
36. 36.Write 11:35 p.m. in 24-hour time. (a) 23:35 (b) 11:35 (c) 01:35
37. 37.Write 6:40 p.m. in 24-hour time. (a) 20:40 (b) 06:40 (c) 18:40
38. 38.A match starts at 12:45 and lasts 1 hour 55 minutes. At what time does it end? (a) 13:40 (b) 15:40 (c) 14:40
39. 39.A film is 3 hours 55 minutes long. How many minutes is that?
40. 40.How many hours are there from 07:00 to 23:00?

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