Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 181 · 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 film is 3 hours 35 minutes long. How many minutes is that?
2. 2.What is 03:35 in 12-hour time? (a) 3:35 a.m. (b) 3:35 p.m. (c) 5:35 a.m.
3. 3.A train leaves at 06:25 and reaches at 07:20. How long is the journey (in minutes)?
4. 4.A match starts at 10:35 and lasts 2 hours 30 minutes. At what time does it end? (a) 13:05 (b) 12:05 (c) 14:05
5. 5.Write 7:45 a.m. in 24-hour time. (a) 07:45 (b) 09:45 (c) 19:45
6. 6.Write 10:45 p.m. in 24-hour time. (a) 22:45 (b) 00:45 (c) 10:45
7. 7.A match starts at 08:45 and lasts 4 hours 10 minutes. At what time does it end? (a) 12:55 (b) 11:55 (c) 13:55
8. 8.What is 04:05 in 12-hour time? (a) 4:05 p.m. (b) 4:05 a.m. (c) 6:05 a.m.
9. 9.A train leaves at 10:00 and reaches at 12:20. How long is the journey (in minutes)?
10. 10.A match starts at 12:40 and lasts 4 hours 30 minutes. At what time does it end? (a) 16:10 (b) 17:10 (c) 18:10
11. 11.A train leaves at 07:00 and reaches at 10:15. How long is the journey (in minutes)?
12. 12.A train leaves at 07:40 and reaches at 09:05. How long is the journey (in minutes)?
13. 13.A film is 1 hour 35 minutes long. How many minutes is that?
14. 14.What is 21:25 in 12-hour time? (a) 9:25 a.m. (b) 9:25 p.m. (c) 11:25 p.m.
15. 15.A train leaves at 11:50 and reaches at 13:20. How long is the journey (in minutes)?
16. 16.What is 15:15 in 12-hour time? (a) 3:15 p.m. (b) 5:15 p.m. (c) 3:15 a.m.
17. 17.A film is 3 hours 40 minutes long. How many minutes is that?
18. 18.A film is 1 hour 25 minutes long. How many minutes is that?
19. 19.How many hours are there from 10:00 to 18:00?
20. 20.A train leaves at 12:00 and reaches at 12:55. How long is the journey (in minutes)?
21. 21.How many hours are there from 11:00 to 13:00?
22. 22.A match starts at 07:10 and lasts 4 hours 40 minutes. At what time does it end? (a) 10:50 (b) 12:50 (c) 11:50
23. 23.How many hours are there from 12:00 to 19:00?
24. 24.Write 10:50 p.m. in 24-hour time. (a) 00:50 (b) 22:50 (c) 10:50
25. 25.Write 4:25 a.m. in 24-hour time. (a) 06:25 (b) 04:25 (c) 16:25
26. 26.Write 1:15 a.m. in 24-hour time. (a) 03:15 (b) 01:15 (c) 13:15
27. 27.A match starts at 07:45 and lasts 4 hours 5 minutes. At what time does it end? (a) 12:50 (b) 11:50 (c) 10:50
28. 28.A match starts at 06:30 and lasts 3 hours 10 minutes. At what time does it end? (a) 10:40 (b) 08:40 (c) 09:40
29. 29.A match starts at 18:45 and lasts 2 hours 35 minutes. At what time does it end? (a) 20:20 (b) 22:20 (c) 21:20
30. 30.How many hours are there from 11:00 to 19:00?
31. 31.A match starts at 07:35 and lasts 1 hour 15 minutes. At what time does it end? (a) 09:50 (b) 07:50 (c) 08:50
32. 32.How many hours are there from 06:00 to 08:00?
33. 33.A train leaves at 14:10 and reaches at 17:25. How long is the journey (in minutes)?
34. 34.Write 4:30 a.m. in 24-hour time. (a) 06:30 (b) 04:30 (c) 16:30
35. 35.A train leaves at 13:55 and reaches at 14:35. How long is the journey (in minutes)?
36. 36.A match starts at 15:35 and lasts 3 hours 55 minutes. At what time does it end? (a) 18:30 (b) 19:30 (c) 20:30
37. 37.Write 4:45 a.m. in 24-hour time. (a) 16:45 (b) 06:45 (c) 04:45
38. 38.How many hours are there from 10:00 to 15:00?
39. 39.A film is 4 hours 5 minutes long. How many minutes is that?
40. 40.A film is 2 hours 45 minutes long. How many minutes is that?

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