Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 768 · 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 20:55. How long is the journey (in minutes)?
2. 2.A match starts at 18:15 and lasts 3 hours 55 minutes. At what time does it end? (a) 21:10 (b) 23:10 (c) 22:10
3. 3.A match starts at 13:10 and lasts 2 hours 40 minutes. At what time does it end? (a) 15:50 (b) 16:50 (c) 14:50
4. 4.A film is 2 hours 50 minutes long. How many minutes is that?
5. 5.Write 4:50 p.m. in 24-hour time. (a) 18:50 (b) 04:50 (c) 16:50
6. 6.Write 8:50 a.m. in 24-hour time. (a) 20:50 (b) 10:50 (c) 08:50
7. 7.How many hours are there from 12:00 to 21:00?
8. 8.What is 19:05 in 12-hour time? (a) 9:05 p.m. (b) 7:05 p.m. (c) 7:05 a.m.
9. 9.How many hours are there from 11:00 to 23:00?
10. 10.A train leaves at 13:25 and reaches at 15:40. How long is the journey (in minutes)?
11. 11.Write 5:05 p.m. in 24-hour time. (a) 05:05 (b) 19:05 (c) 17:05
12. 12.What is 05:00 in 12-hour time? (a) 5:00 a.m. (b) 7:00 a.m. (c) 5:00 p.m.
13. 13.How many hours are there from 08:00 to 17:00?
14. 14.What is 05:40 in 12-hour time? (a) 5:40 a.m. (b) 5:40 p.m. (c) 7:40 a.m.
15. 15.A film is 1 hour 55 minutes long. How many minutes is that?
16. 16.How many hours are there from 07:00 to 23:00?
17. 17.What is 10:25 in 12-hour time? (a) 10:25 p.m. (b) 12:25 a.m. (c) 10:25 a.m.
18. 18.A match starts at 07:55 and lasts 3 hours. At what time does it end? (a) 11:55 (b) 10:55 (c) 09:55
19. 19.Write 4:15 a.m. in 24-hour time. (a) 06:15 (b) 16:15 (c) 04:15
20. 20.A train leaves at 11:30 and reaches at 13:25. How long is the journey (in minutes)?
21. 21.Write 11:45 p.m. in 24-hour time. (a) 23:45 (b) 11:45 (c) 01:45
22. 22.Write 4:10 p.m. in 24-hour time. (a) 18:10 (b) 04:10 (c) 16:10
23. 23.How many hours are there from 11:00 to 20:00?
24. 24.A match starts at 18:35 and lasts 4 hours 40 minutes. At what time does it end? (a) 22:15 (b) 23:15 (c) 00:15
25. 25.A film is 1 hour 15 minutes long. How many minutes is that?
26. 26.A match starts at 12:50 and lasts 4 hours 15 minutes. At what time does it end? (a) 17:05 (b) 18:05 (c) 16:05
27. 27.A train leaves at 08:50 and reaches at 10:55. How long is the journey (in minutes)?
28. 28.What is 14:35 in 12-hour time? (a) 2:35 p.m. (b) 4:35 p.m. (c) 2:35 a.m.
29. 29.A film is 2 hours 25 minutes long. How many minutes is that?
30. 30.A train leaves at 12:35 and reaches at 14:55. How long is the journey (in minutes)?
31. 31.A film is 3 hours 50 minutes long. How many minutes is that?
32. 32.A match starts at 12:25 and lasts 4 hours. At what time does it end? (a) 15:25 (b) 17:25 (c) 16:25
33. 33.A film is 4 hours 55 minutes long. How many minutes is that?
34. 34.Write 1:50 a.m. in 24-hour time. (a) 03:50 (b) 13:50 (c) 01:50
35. 35.A match starts at 16:05 and lasts 3 hours 45 minutes. At what time does it end? (a) 20:50 (b) 18:50 (c) 19:50
36. 36.Write 5:00 a.m. in 24-hour time. (a) 17:00 (b) 07:00 (c) 05:00
37. 37.How many hours are there from 06:00 to 09:00?
38. 38.What is 05:10 in 12-hour time? (a) 5:10 p.m. (b) 7:10 a.m. (c) 5:10 a.m.
39. 39.Write 4:55 a.m. in 24-hour time. (a) 16:55 (b) 04:55 (c) 06:55
40. 40.How many hours are there from 05:00 to 07:00?

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