Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 858 · 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 09:55 and lasts 2 hours 40 minutes. At what time does it end? (a) 13:35 (b) 12:35 (c) 11:35
2. 2.A train leaves at 13:40 and reaches at 15:50. How long is the journey (in minutes)?
3. 3.A match starts at 13:00 and lasts 2 hours 40 minutes. At what time does it end? (a) 14:40 (b) 15:40 (c) 16:40
4. 4.How many hours are there from 07:00 to 16:00?
5. 5.What is 02:35 in 12-hour time? (a) 2:35 p.m. (b) 2:35 a.m. (c) 4:35 a.m.
6. 6.How many hours are there from 07:00 to 10:00?
7. 7.How many hours are there from 08:00 to 19:00?
8. 8.A train leaves at 15:10 and reaches at 18:05. How long is the journey (in minutes)?
9. 9.Write 2:55 a.m. in 24-hour time. (a) 04:55 (b) 14:55 (c) 02:55
10. 10.What is 07:00 in 12-hour time? (a) 7:00 p.m. (b) 9:00 a.m. (c) 7:00 a.m.
11. 11.A film is 2 hours 40 minutes long. How many minutes is that?
12. 12.Write 1:40 a.m. in 24-hour time. (a) 01:40 (b) 13:40 (c) 03:40
13. 13.Write 5:35 a.m. in 24-hour time. (a) 05:35 (b) 17:35 (c) 07:35
14. 14.A film is 4 hours 10 minutes long. How many minutes is that?
15. 15.What is 06:20 in 12-hour time? (a) 6:20 a.m. (b) 8:20 a.m. (c) 6:20 p.m.
16. 16.Write 11:10 a.m. in 24-hour time. (a) 23:10 (b) 13:10 (c) 11:10
17. 17.What is 08:50 in 12-hour time? (a) 10:50 a.m. (b) 8:50 a.m. (c) 8:50 p.m.
18. 18.Write 9:05 a.m. in 24-hour time. (a) 21:05 (b) 11:05 (c) 09:05
19. 19.A film is 3 hours 45 minutes long. How many minutes is that?
20. 20.A match starts at 12:30 and lasts 2 hours 55 minutes. At what time does it end? (a) 14:25 (b) 15:25 (c) 16:25
21. 21.A match starts at 14:25 and lasts 1 hour 35 minutes. At what time does it end? (a) 15:00 (b) 17:00 (c) 16:00
22. 22.A train leaves at 12:55 and reaches at 14:50. How long is the journey (in minutes)?
23. 23.A match starts at 06:25 and lasts 4 hours 55 minutes. At what time does it end? (a) 10:20 (b) 12:20 (c) 11:20
24. 24.What is 04:10 in 12-hour time? (a) 4:10 p.m. (b) 6:10 a.m. (c) 4:10 a.m.
25. 25.Write 6:25 p.m. in 24-hour time. (a) 20:25 (b) 18:25 (c) 06:25
26. 26.How many hours are there from 11:00 to 13:00?
27. 27.A film is 1 hour 15 minutes long. How many minutes is that?
28. 28.What is 08:45 in 12-hour time? (a) 10:45 a.m. (b) 8:45 p.m. (c) 8:45 a.m.
29. 29.How many hours are there from 06:00 to 19:00?
30. 30.A match starts at 18:05 and lasts 3 hours 50 minutes. At what time does it end? (a) 20:55 (b) 22:55 (c) 21:55
31. 31.A train leaves at 12:10 and reaches at 15:30. How long is the journey (in minutes)?
32. 32.A match starts at 08:20 and lasts 4 hours 25 minutes. At what time does it end? (a) 12:45 (b) 13:45 (c) 11:45
33. 33.What is 11:00 in 12-hour time? (a) 11:00 p.m. (b) 1:00 a.m. (c) 11:00 a.m.
34. 34.A film is 4 hours 5 minutes long. How many minutes is that?
35. 35.What is 06:30 in 12-hour time? (a) 8:30 a.m. (b) 6:30 a.m. (c) 6:30 p.m.
36. 36.What is 11:20 in 12-hour time? (a) 11:20 a.m. (b) 1:20 a.m. (c) 11:20 p.m.
37. 37.A film is 2 hours 5 minutes long. How many minutes is that?
38. 38.A train leaves at 07:45 and reaches at 09:50. How long is the journey (in minutes)?
39. 39.What is 10:45 in 12-hour time? (a) 10:45 p.m. (b) 12:45 a.m. (c) 10:45 a.m.
40. 40.Write 8:10 p.m. in 24-hour time. (a) 08:10 (b) 20:10 (c) 22:10

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