Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 593 · 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 15:10 and reaches at 17:50. How long is the journey (in minutes)?
2. 2.A train leaves at 18:40 and reaches at 19:40. How long is the journey (in minutes)?
3. 3.What is 17:30 in 12-hour time? (a) 5:30 a.m. (b) 5:30 p.m. (c) 7:30 p.m.
4. 4.Write 4:45 a.m. in 24-hour time. (a) 16:45 (b) 04:45 (c) 06:45
5. 5.A film is 3 hours 5 minutes long. How many minutes is that?
6. 6.Write 11:15 a.m. in 24-hour time. (a) 11:15 (b) 23:15 (c) 13:15
7. 7.What is 20:30 in 12-hour time? (a) 10:30 p.m. (b) 8:30 a.m. (c) 8:30 p.m.
8. 8.A match starts at 15:30 and lasts 4 hours 35 minutes. At what time does it end? (a) 21:05 (b) 19:05 (c) 20:05
9. 9.How many hours are there from 11:00 to 13:00?
10. 10.A film is 2 hours 35 minutes long. How many minutes is that?
11. 11.A film is 4 hours 55 minutes long. How many minutes is that?
12. 12.What is 04:35 in 12-hour time? (a) 4:35 a.m. (b) 6:35 a.m. (c) 4:35 p.m.
13. 13.A match starts at 11:45 and lasts 2 hours 10 minutes. At what time does it end? (a) 12:55 (b) 13:55 (c) 14:55
14. 14.What is 16:50 in 12-hour time? (a) 6:50 p.m. (b) 4:50 p.m. (c) 4:50 a.m.
15. 15.A train leaves at 10:10 and reaches at 12:20. How long is the journey (in minutes)?
16. 16.A match starts at 15:45 and lasts 4 hours 45 minutes. At what time does it end? (a) 21:30 (b) 19:30 (c) 20:30
17. 17.A match starts at 07:00 and lasts 2 hours 45 minutes. At what time does it end? (a) 09:45 (b) 08:45 (c) 10:45
18. 18.A train leaves at 13:00 and reaches at 13:50. How long is the journey (in minutes)?
19. 19.A train leaves at 07:55 and reaches at 10:30. How long is the journey (in minutes)?
20. 20.A film is 3 hours 30 minutes long. How many minutes is that?
21. 21.A train leaves at 15:35 and reaches at 18:05. How long is the journey (in minutes)?
22. 22.A film is 3 hours 55 minutes long. How many minutes is that?
23. 23.A match starts at 12:25 and lasts 2 hours 30 minutes. At what time does it end? (a) 13:55 (b) 14:55 (c) 15:55
24. 24.A film is 4 hours 40 minutes long. How many minutes is that?
25. 25.How many hours are there from 09:00 to 21:00?
26. 26.Write 3:35 a.m. in 24-hour time. (a) 05:35 (b) 15:35 (c) 03:35
27. 27.Write 6:10 a.m. in 24-hour time. (a) 08:10 (b) 18:10 (c) 06:10
28. 28.Write 11:20 p.m. in 24-hour time. (a) 01:20 (b) 11:20 (c) 23:20
29. 29.Write 1:20 a.m. in 24-hour time. (a) 13:20 (b) 03:20 (c) 01:20
30. 30.A film is 1 hour 5 minutes long. How many minutes is that?
31. 31.A train leaves at 09:00 and reaches at 12:10. How long is the journey (in minutes)?
32. 32.A film is 3 hours 25 minutes long. How many minutes is that?
33. 33.How many hours are there from 11:00 to 23:00?
34. 34.A train leaves at 12:10 and reaches at 13:45. How long is the journey (in minutes)?
35. 35.How many hours are there from 08:00 to 16:00?
36. 36.A match starts at 14:10 and lasts 1 hour. At what time does it end? (a) 16:10 (b) 15:10 (c) 14:10
37. 37.A train leaves at 08:00 and reaches at 08:50. How long is the journey (in minutes)?
38. 38.A train leaves at 14:00 and reaches at 15:25. How long is the journey (in minutes)?
39. 39.A film is 1 hour 30 minutes long. How many minutes is that?
40. 40.What is 07:15 in 12-hour time? (a) 7:15 a.m. (b) 7:15 p.m. (c) 9:15 a.m.

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