Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 440 · 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.How many hours are there from 05:00 to 09:00?
2. 2.A match starts at 11:20 and lasts 2 hours 10 minutes. At what time does it end? (a) 12:30 (b) 13:30 (c) 14:30
3. 3.What is 02:05 in 12-hour time? (a) 2:05 p.m. (b) 2:05 a.m. (c) 4:05 a.m.
4. 4.Write 3:35 p.m. in 24-hour time. (a) 17:35 (b) 15:35 (c) 03:35
5. 5.A match starts at 17:40 and lasts 4 hours 35 minutes. At what time does it end? (a) 22:15 (b) 23:15 (c) 21:15
6. 6.What is 19:35 in 12-hour time? (a) 9:35 p.m. (b) 7:35 p.m. (c) 7:35 a.m.
7. 7.A train leaves at 14:25 and reaches at 16:05. How long is the journey (in minutes)?
8. 8.A film is 2 hours 55 minutes long. How many minutes is that?
9. 9.A match starts at 17:30 and lasts 3 hours 20 minutes. At what time does it end? (a) 21:50 (b) 19:50 (c) 20:50
10. 10.A train leaves at 10:40 and reaches at 12:40. How long is the journey (in minutes)?
11. 11.A match starts at 09:05 and lasts 2 hours 30 minutes. At what time does it end? (a) 10:35 (b) 11:35 (c) 12:35
12. 12.How many hours are there from 09:00 to 11:00?
13. 13.Write 11:00 a.m. in 24-hour time. (a) 11:00 (b) 23:00 (c) 13:00
14. 14.Write 9:40 p.m. in 24-hour time. (a) 09:40 (b) 23:40 (c) 21:40
15. 15.A match starts at 17:50 and lasts 4 hours 40 minutes. At what time does it end? (a) 22:30 (b) 23:30 (c) 21:30
16. 16.What is 19:30 in 12-hour time? (a) 7:30 a.m. (b) 9:30 p.m. (c) 7:30 p.m.
17. 17.What is 01:45 in 12-hour time? (a) 1:45 a.m. (b) 3:45 a.m. (c) 1:45 p.m.
18. 18.Write 2:45 p.m. in 24-hour time. (a) 02:45 (b) 14:45 (c) 16:45
19. 19.Write 4:15 a.m. in 24-hour time. (a) 06:15 (b) 04:15 (c) 16:15
20. 20.A match starts at 06:00 and lasts 1 hour 10 minutes. At what time does it end? (a) 07:10 (b) 08:10 (c) 06:10
21. 21.A train leaves at 17:45 and reaches at 19:40. How long is the journey (in minutes)?
22. 22.What is 06:25 in 12-hour time? (a) 6:25 p.m. (b) 6:25 a.m. (c) 8:25 a.m.
23. 23.What is 03:35 in 12-hour time? (a) 3:35 a.m. (b) 5:35 a.m. (c) 3:35 p.m.
24. 24.Write 7:20 a.m. in 24-hour time. (a) 09:20 (b) 07:20 (c) 19:20
25. 25.How many hours are there from 07:00 to 15:00?
26. 26.A match starts at 17:20 and lasts 1 hour 10 minutes. At what time does it end? (a) 17:30 (b) 19:30 (c) 18:30
27. 27.A train leaves at 07:00 and reaches at 08:05. How long is the journey (in minutes)?
28. 28.What is 18:00 in 12-hour time? (a) 8:00 p.m. (b) 6:00 p.m. (c) 6:00 a.m.
29. 29.A film is 1 hour 5 minutes long. How many minutes is that?
30. 30.What is 20:35 in 12-hour time? (a) 8:35 a.m. (b) 8:35 p.m. (c) 10:35 p.m.
31. 31.A train leaves at 19:00 and reaches at 20:40. How long is the journey (in minutes)?
32. 32.What is 14:05 in 12-hour time? (a) 2:05 a.m. (b) 2:05 p.m. (c) 4:05 p.m.
33. 33.A film is 2 hours 35 minutes long. How many minutes is that?
34. 34.What is 15:00 in 12-hour time? (a) 3:00 a.m. (b) 5:00 p.m. (c) 3:00 p.m.
35. 35.What is 23:05 in 12-hour time? (a) 11:05 a.m. (b) 1:05 p.m. (c) 11:05 p.m.
36. 36.A match starts at 18:10 and lasts 4 hours 50 minutes. At what time does it end? (a) 23:00 (b) 22:00 (c) 00:00
37. 37.A train leaves at 10:20 and reaches at 12:20. How long is the journey (in minutes)?
38. 38.Write 10:05 a.m. in 24-hour time. (a) 22:05 (b) 12:05 (c) 10:05
39. 39.How many hours are there from 10:00 to 19:00?
40. 40.A film is 4 hours 10 minutes long. How many minutes is that?

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