Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 865 · 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 match starts at 11:40 and lasts 2 hours 30 minutes. At what time does it end? (a) 15:10 (b) 14:10 (c) 13:10
2. 2.How many hours are there from 11:00 to 18:00?
3. 3.A film is 2 hours 15 minutes long. How many minutes is that?
4. 4.What is 07:05 in 12-hour time? (a) 9:05 a.m. (b) 7:05 p.m. (c) 7:05 a.m.
5. 5.A train leaves at 07:05 and reaches at 09:05. How long is the journey (in minutes)?
6. 6.A film is 3 hours 35 minutes long. How many minutes is that?
7. 7.A match starts at 13:05 and lasts 1 hour 45 minutes. At what time does it end? (a) 15:50 (b) 14:50 (c) 13:50
8. 8.A match starts at 18:50 and lasts 4 hours 25 minutes. At what time does it end? (a) 00:15 (b) 23:15 (c) 22:15
9. 9.A film is 3 hours 45 minutes long. How many minutes is that?
10. 10.Write 2:05 a.m. in 24-hour time. (a) 14:05 (b) 04:05 (c) 02:05
11. 11.A train leaves at 07:35 and reaches at 09:40. How long is the journey (in minutes)?
12. 12.What is 08:10 in 12-hour time? (a) 8:10 p.m. (b) 10:10 a.m. (c) 8:10 a.m.
13. 13.A match starts at 13:15 and lasts 2 hours 50 minutes. At what time does it end? (a) 17:05 (b) 15:05 (c) 16:05
14. 14.A film is 2 hours 50 minutes long. How many minutes is that?
15. 15.A match starts at 18:55 and lasts 2 hours 25 minutes. At what time does it end? (a) 21:20 (b) 22:20 (c) 20:20
16. 16.What is 11:25 in 12-hour time? (a) 11:25 p.m. (b) 1:25 a.m. (c) 11:25 a.m.
17. 17.Write 5:15 p.m. in 24-hour time. (a) 05:15 (b) 19:15 (c) 17:15
18. 18.Write 4:35 p.m. in 24-hour time. (a) 04:35 (b) 18:35 (c) 16:35
19. 19.Write 2:05 p.m. in 24-hour time. (a) 16:05 (b) 02:05 (c) 14:05
20. 20.Write 8:50 a.m. in 24-hour time. (a) 20:50 (b) 08:50 (c) 10:50
21. 21.A train leaves at 18:10 and reaches at 18:55. How long is the journey (in minutes)?
22. 22.A match starts at 18:10 and lasts 2 hours. At what time does it end? (a) 21:10 (b) 19:10 (c) 20:10
23. 23.A film is 1 hour 10 minutes long. How many minutes is that?
24. 24.A film is 4 hours 55 minutes long. How many minutes is that?
25. 25.What is 10:50 in 12-hour time? (a) 10:50 p.m. (b) 10:50 a.m. (c) 12:50 a.m.
26. 26.Write 2:15 a.m. in 24-hour time. (a) 02:15 (b) 14:15 (c) 04:15
27. 27.How many hours are there from 08:00 to 13:00?
28. 28.A film is 1 hour 50 minutes long. How many minutes is that?
29. 29.What is 01:15 in 12-hour time? (a) 3:15 a.m. (b) 1:15 a.m. (c) 1:15 p.m.
30. 30.A match starts at 15:15 and lasts 2 hours 45 minutes. At what time does it end? (a) 19:00 (b) 18:00 (c) 17:00
31. 31.What is 01:10 in 12-hour time? (a) 3:10 a.m. (b) 1:10 p.m. (c) 1:10 a.m.
32. 32.What is 21:05 in 12-hour time? (a) 11:05 p.m. (b) 9:05 p.m. (c) 9:05 a.m.
33. 33.Write 11:30 a.m. in 24-hour time. (a) 13:30 (b) 23:30 (c) 11:30
34. 34.Write 6:25 a.m. in 24-hour time. (a) 18:25 (b) 06:25 (c) 08:25
35. 35.How many hours are there from 06:00 to 12:00?
36. 36.A film is 4 hours 5 minutes long. How many minutes is that?
37. 37.A match starts at 15:15 and lasts 4 hours 55 minutes. At what time does it end? (a) 19:10 (b) 20:10 (c) 21:10
38. 38.How many hours are there from 07:00 to 21:00?
39. 39.Write 4:40 a.m. in 24-hour time. (a) 06:40 (b) 16:40 (c) 04:40
40. 40.A train leaves at 07:30 and reaches at 09:50. How long is the journey (in minutes)?

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