Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 626 · 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.What is 02:00 in 12-hour time? (a) 4:00 a.m. (b) 2:00 p.m. (c) 2:00 a.m.
2. 2.A film is 3 hours 50 minutes long. How many minutes is that?
3. 3.A film is 4 hours 10 minutes long. How many minutes is that?
4. 4.A train leaves at 13:25 and reaches at 14:55. How long is the journey (in minutes)?
5. 5.How many hours are there from 07:00 to 11:00?
6. 6.Write 1:50 p.m. in 24-hour time. (a) 15:50 (b) 13:50 (c) 01:50
7. 7.A match starts at 08:20 and lasts 1 hour 15 minutes. At what time does it end? (a) 09:35 (b) 10:35 (c) 08:35
8. 8.A film is 1 hour 40 minutes long. How many minutes is that?
9. 9.A film is 2 hours 30 minutes long. How many minutes is that?
10. 10.A match starts at 09:00 and lasts 3 hours 40 minutes. At what time does it end? (a) 12:40 (b) 11:40 (c) 13:40
11. 11.What is 14:20 in 12-hour time? (a) 2:20 p.m. (b) 2:20 a.m. (c) 4:20 p.m.
12. 12.How many hours are there from 11:00 to 16:00?
13. 13.Write 10:50 a.m. in 24-hour time. (a) 12:50 (b) 10:50 (c) 22:50
14. 14.A train leaves at 13:00 and reaches at 15:50. How long is the journey (in minutes)?
15. 15.Write 4:30 a.m. in 24-hour time. (a) 16:30 (b) 06:30 (c) 04:30
16. 16.A match starts at 11:25 and lasts 3 hours 5 minutes. At what time does it end? (a) 13:30 (b) 14:30 (c) 15:30
17. 17.Write 4:45 p.m. in 24-hour time. (a) 18:45 (b) 04:45 (c) 16:45
18. 18.A match starts at 18:50 and lasts 2 hours 20 minutes. At what time does it end? (a) 20:10 (b) 22:10 (c) 21:10
19. 19.Write 2:15 a.m. in 24-hour time. (a) 14:15 (b) 04:15 (c) 02:15
20. 20.How many hours are there from 07:00 to 17:00?
21. 21.Write 2:10 p.m. in 24-hour time. (a) 16:10 (b) 02:10 (c) 14:10
22. 22.A match starts at 13:30 and lasts 2 hours 25 minutes. At what time does it end? (a) 16:55 (b) 14:55 (c) 15:55
23. 23.How many hours are there from 07:00 to 10:00?
24. 24.Write 7:20 a.m. in 24-hour time. (a) 19:20 (b) 09:20 (c) 07:20
25. 25.A train leaves at 06:55 and reaches at 07:55. How long is the journey (in minutes)?
26. 26.Write 7:30 a.m. in 24-hour time. (a) 19:30 (b) 07:30 (c) 09:30
27. 27.What is 01:25 in 12-hour time? (a) 1:25 p.m. (b) 1:25 a.m. (c) 3:25 a.m.
28. 28.How many hours are there from 12:00 to 14:00?
29. 29.A film is 4 hours 35 minutes long. How many minutes is that?
30. 30.How many hours are there from 08:00 to 12:00?
31. 31.A match starts at 10:25 and lasts 3 hours. At what time does it end? (a) 13:25 (b) 14:25 (c) 12:25
32. 32.A train leaves at 14:25 and reaches at 16:20. How long is the journey (in minutes)?
33. 33.A match starts at 17:50 and lasts 4 hours 40 minutes. At what time does it end? (a) 21:30 (b) 22:30 (c) 23:30
34. 34.A film is 3 hours 55 minutes long. How many minutes is that?
35. 35.What is 03:25 in 12-hour time? (a) 3:25 a.m. (b) 5:25 a.m. (c) 3:25 p.m.
36. 36.A film is 1 hour 25 minutes long. How many minutes is that?
37. 37.What is 16:55 in 12-hour time? (a) 4:55 a.m. (b) 6:55 p.m. (c) 4:55 p.m.
38. 38.What is 10:35 in 12-hour time? (a) 12:35 a.m. (b) 10:35 p.m. (c) 10:35 a.m.
39. 39.A match starts at 06:20 and lasts 2 hours 5 minutes. At what time does it end? (a) 08:25 (b) 09:25 (c) 07:25
40. 40.A match starts at 17:30 and lasts 3 hours 5 minutes. At what time does it end? (a) 21:35 (b) 20:35 (c) 19:35

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