Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 503 · 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 18:50 and lasts 2 hours 10 minutes. At what time does it end? (a) 22:00 (b) 20:00 (c) 21:00
2. 2.A train leaves at 09:35 and reaches at 12:05. How long is the journey (in minutes)?
3. 3.Write 11:00 p.m. in 24-hour time. (a) 23:00 (b) 01:00 (c) 11:00
4. 4.A film is 2 hours 15 minutes long. How many minutes is that?
5. 5.A train leaves at 07:20 and reaches at 09:55. How long is the journey (in minutes)?
6. 6.A film is 2 hours 50 minutes long. How many minutes is that?
7. 7.What is 01:00 in 12-hour time? (a) 1:00 p.m. (b) 1:00 a.m. (c) 3:00 a.m.
8. 8.Write 6:05 a.m. in 24-hour time. (a) 06:05 (b) 08:05 (c) 18:05
9. 9.A train leaves at 07:15 and reaches at 09:05. How long is the journey (in minutes)?
10. 10.How many hours are there from 05:00 to 18:00?
11. 11.What is 23:55 in 12-hour time? (a) 11:55 p.m. (b) 11:55 a.m. (c) 1:55 p.m.
12. 12.A match starts at 13:55 and lasts 2 hours. At what time does it end? (a) 16:55 (b) 15:55 (c) 14:55
13. 13.What is 20:45 in 12-hour time? (a) 8:45 a.m. (b) 8:45 p.m. (c) 10:45 p.m.
14. 14.A film is 1 hour 40 minutes long. How many minutes is that?
15. 15.Write 3:15 a.m. in 24-hour time. (a) 15:15 (b) 03:15 (c) 05:15
16. 16.How many hours are there from 06:00 to 22:00?
17. 17.What is 06:30 in 12-hour time? (a) 6:30 p.m. (b) 8:30 a.m. (c) 6:30 a.m.
18. 18.A match starts at 13:30 and lasts 1 hour 10 minutes. At what time does it end? (a) 13:40 (b) 15:40 (c) 14:40
19. 19.What is 18:15 in 12-hour time? (a) 6:15 a.m. (b) 6:15 p.m. (c) 8:15 p.m.
20. 20.What is 09:00 in 12-hour time? (a) 9:00 a.m. (b) 9:00 p.m. (c) 11:00 a.m.
21. 21.How many hours are there from 11:00 to 15:00?
22. 22.Write 7:05 p.m. in 24-hour time. (a) 07:05 (b) 21:05 (c) 19:05
23. 23.How many hours are there from 05:00 to 08:00?
24. 24.A train leaves at 14:10 and reaches at 15:20. How long is the journey (in minutes)?
25. 25.What is 07:10 in 12-hour time? (a) 7:10 p.m. (b) 7:10 a.m. (c) 9:10 a.m.
26. 26.A train leaves at 09:20 and reaches at 10:15. How long is the journey (in minutes)?
27. 27.Write 8:05 p.m. in 24-hour time. (a) 20:05 (b) 22:05 (c) 08:05
28. 28.How many hours are there from 12:00 to 16:00?
29. 29.A film is 1 hour 50 minutes long. How many minutes is that?
30. 30.A film is 2 hours 25 minutes long. How many minutes is that?
31. 31.A train leaves at 06:55 and reaches at 08:15. How long is the journey (in minutes)?
32. 32.What is 05:50 in 12-hour time? (a) 5:50 p.m. (b) 5:50 a.m. (c) 7:50 a.m.
33. 33.What is 10:40 in 12-hour time? (a) 12:40 a.m. (b) 10:40 p.m. (c) 10:40 a.m.
34. 34.What is 04:15 in 12-hour time? (a) 6:15 a.m. (b) 4:15 a.m. (c) 4:15 p.m.
35. 35.What is 14:55 in 12-hour time? (a) 4:55 p.m. (b) 2:55 p.m. (c) 2:55 a.m.
36. 36.What is 21:30 in 12-hour time? (a) 9:30 a.m. (b) 9:30 p.m. (c) 11:30 p.m.
37. 37.How many hours are there from 07:00 to 21:00?
38. 38.A train leaves at 10:05 and reaches at 10:35. How long is the journey (in minutes)?
39. 39.A film is 4 hours 15 minutes long. How many minutes is that?
40. 40.A train leaves at 08:35 and reaches at 11:50. How long is the journey (in minutes)?

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