Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 612 · 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 09:20 and reaches at 09:55. How long is the journey (in minutes)?
2. 2.A film is 4 hours 35 minutes long. How many minutes is that?
3. 3.What is 17:45 in 12-hour time? (a) 5:45 a.m. (b) 7:45 p.m. (c) 5:45 p.m.
4. 4.What is 19:50 in 12-hour time? (a) 7:50 a.m. (b) 9:50 p.m. (c) 7:50 p.m.
5. 5.A match starts at 07:00 and lasts 3 hours 25 minutes. At what time does it end? (a) 11:25 (b) 10:25 (c) 09:25
6. 6.A film is 1 hour 30 minutes long. How many minutes is that?
7. 7.What is 07:35 in 12-hour time? (a) 9:35 a.m. (b) 7:35 a.m. (c) 7:35 p.m.
8. 8.A match starts at 08:40 and lasts 2 hours 25 minutes. At what time does it end? (a) 10:05 (b) 12:05 (c) 11:05
9. 9.A train leaves at 15:25 and reaches at 16:20. How long is the journey (in minutes)?
10. 10.How many hours are there from 07:00 to 11:00?
11. 11.What is 10:15 in 12-hour time? (a) 10:15 p.m. (b) 12:15 a.m. (c) 10:15 a.m.
12. 12.What is 02:00 in 12-hour time? (a) 2:00 p.m. (b) 4:00 a.m. (c) 2:00 a.m.
13. 13.Write 7:20 a.m. in 24-hour time. (a) 19:20 (b) 09:20 (c) 07:20
14. 14.A train leaves at 08:55 and reaches at 11:15. How long is the journey (in minutes)?
15. 15.A film is 4 hours 10 minutes long. How many minutes is that?
16. 16.What is 14:00 in 12-hour time? (a) 2:00 a.m. (b) 4:00 p.m. (c) 2:00 p.m.
17. 17.A match starts at 17:25 and lasts 4 hours 55 minutes. At what time does it end? (a) 23:20 (b) 21:20 (c) 22:20
18. 18.What is 18:20 in 12-hour time? (a) 6:20 p.m. (b) 8:20 p.m. (c) 6:20 a.m.
19. 19.A film is 1 hour 40 minutes long. How many minutes is that?
20. 20.Write 3:20 a.m. in 24-hour time. (a) 05:20 (b) 03:20 (c) 15:20
21. 21.A match starts at 07:10 and lasts 3 hours 55 minutes. At what time does it end? (a) 10:05 (b) 12:05 (c) 11:05
22. 22.A film is 3 hours 55 minutes long. How many minutes is that?
23. 23.A match starts at 13:30 and lasts 4 hours 15 minutes. At what time does it end? (a) 18:45 (b) 17:45 (c) 16:45
24. 24.A train leaves at 12:00 and reaches at 12:30. How long is the journey (in minutes)?
25. 25.Write 9:25 p.m. in 24-hour time. (a) 09:25 (b) 23:25 (c) 21:25
26. 26.How many hours are there from 05:00 to 12:00?
27. 27.What is 23:00 in 12-hour time? (a) 1:00 p.m. (b) 11:00 p.m. (c) 11:00 a.m.
28. 28.Write 3:25 a.m. in 24-hour time. (a) 15:25 (b) 03:25 (c) 05:25
29. 29.What is 09:50 in 12-hour time? (a) 9:50 a.m. (b) 9:50 p.m. (c) 11:50 a.m.
30. 30.Write 4:45 p.m. in 24-hour time. (a) 18:45 (b) 04:45 (c) 16:45
31. 31.Write 2:55 a.m. in 24-hour time. (a) 04:55 (b) 14:55 (c) 02:55
32. 32.Write 11:00 p.m. in 24-hour time. (a) 01:00 (b) 23:00 (c) 11:00
33. 33.What is 09:20 in 12-hour time? (a) 9:20 p.m. (b) 11:20 a.m. (c) 9:20 a.m.
34. 34.A match starts at 14:40 and lasts 1 hour 5 minutes. At what time does it end? (a) 15:45 (b) 14:45 (c) 16:45
35. 35.How many hours are there from 09:00 to 14:00?
36. 36.A match starts at 13:30 and lasts 3 hours 50 minutes. At what time does it end? (a) 17:20 (b) 18:20 (c) 16:20
37. 37.Write 4:10 p.m. in 24-hour time. (a) 04:10 (b) 18:10 (c) 16:10
38. 38.How many hours are there from 09:00 to 21:00?
39. 39.A film is 2 hours 45 minutes long. How many minutes is that?
40. 40.Write 4:55 p.m. in 24-hour time. (a) 18:55 (b) 04:55 (c) 16:55

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