Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 613 · 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 2 hours 10 minutes long. How many minutes is that?
2. 2.A film is 1 hour 30 minutes long. How many minutes is that?
3. 3.Write 3:15 a.m. in 24-hour time. (a) 15:15 (b) 05:15 (c) 03:15
4. 4.Write 7:30 p.m. in 24-hour time. (a) 21:30 (b) 07:30 (c) 19:30
5. 5.A train leaves at 10:55 and reaches at 12:15. How long is the journey (in minutes)?
6. 6.What is 03:05 in 12-hour time? (a) 3:05 a.m. (b) 5:05 a.m. (c) 3:05 p.m.
7. 7.A train leaves at 16:00 and reaches at 18:10. How long is the journey (in minutes)?
8. 8.A train leaves at 08:40 and reaches at 09:50. How long is the journey (in minutes)?
9. 9.A match starts at 17:35 and lasts 2 hours 50 minutes. At what time does it end? (a) 19:25 (b) 20:25 (c) 21:25
10. 10.What is 03:50 in 12-hour time? (a) 5:50 a.m. (b) 3:50 a.m. (c) 3:50 p.m.
11. 11.A film is 1 hour 40 minutes long. How many minutes is that?
12. 12.What is 05:40 in 12-hour time? (a) 5:40 p.m. (b) 7:40 a.m. (c) 5:40 a.m.
13. 13.What is 20:40 in 12-hour time? (a) 8:40 a.m. (b) 10:40 p.m. (c) 8:40 p.m.
14. 14.Write 1:05 p.m. in 24-hour time. (a) 01:05 (b) 13:05 (c) 15:05
15. 15.A match starts at 11:15 and lasts 1 hour 45 minutes. At what time does it end? (a) 13:00 (b) 12:00 (c) 14:00
16. 16.Write 7:40 p.m. in 24-hour time. (a) 07:40 (b) 19:40 (c) 21:40
17. 17.Write 4:40 a.m. in 24-hour time. (a) 16:40 (b) 04:40 (c) 06:40
18. 18.A train leaves at 17:55 and reaches at 18:35. How long is the journey (in minutes)?
19. 19.Write 11:40 p.m. in 24-hour time. (a) 01:40 (b) 11:40 (c) 23:40
20. 20.How many hours are there from 12:00 to 19:00?
21. 21.What is 10:35 in 12-hour time? (a) 10:35 a.m. (b) 10:35 p.m. (c) 12:35 a.m.
22. 22.What is 20:00 in 12-hour time? (a) 10:00 p.m. (b) 8:00 p.m. (c) 8:00 a.m.
23. 23.A match starts at 15:10 and lasts 1 hour 25 minutes. At what time does it end? (a) 17:35 (b) 15:35 (c) 16:35
24. 24.A film is 4 hours 35 minutes long. How many minutes is that?
25. 25.What is 16:55 in 12-hour time? (a) 4:55 p.m. (b) 4:55 a.m. (c) 6:55 p.m.
26. 26.How many hours are there from 07:00 to 22:00?
27. 27.A match starts at 06:30 and lasts 4 hours 45 minutes. At what time does it end? (a) 12:15 (b) 11:15 (c) 10:15
28. 28.What is 05:00 in 12-hour time? (a) 5:00 a.m. (b) 7:00 a.m. (c) 5:00 p.m.
29. 29.How many hours are there from 05:00 to 11:00?
30. 30.What is 04:00 in 12-hour time? (a) 4:00 p.m. (b) 6:00 a.m. (c) 4:00 a.m.
31. 31.A train leaves at 09:10 and reaches at 10:55. How long is the journey (in minutes)?
32. 32.A train leaves at 16:50 and reaches at 19:00. How long is the journey (in minutes)?
33. 33.A match starts at 10:00 and lasts 3 hours 5 minutes. At what time does it end? (a) 13:05 (b) 14:05 (c) 12:05
34. 34.A train leaves at 07:15 and reaches at 07:40. How long is the journey (in minutes)?
35. 35.Write 7:55 p.m. in 24-hour time. (a) 07:55 (b) 21:55 (c) 19:55
36. 36.What is 01:00 in 12-hour time? (a) 1:00 p.m. (b) 1:00 a.m. (c) 3:00 a.m.
37. 37.A match starts at 14:35 and lasts 4 hours 10 minutes. At what time does it end? (a) 18:45 (b) 19:45 (c) 17:45
38. 38.A film is 4 hours 50 minutes long. How many minutes is that?
39. 39.What is 17:55 in 12-hour time? (a) 7:55 p.m. (b) 5:55 a.m. (c) 5:55 p.m.
40. 40.A train leaves at 17:45 and reaches at 19:10. How long is the journey (in minutes)?

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