Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 665 · 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 07:05 and reaches at 10:25. How long is the journey (in minutes)?
2. 2.A match starts at 16:55 and lasts 2 hours 15 minutes. At what time does it end? (a) 19:10 (b) 20:10 (c) 18:10
3. 3.A train leaves at 07:05 and reaches at 09:15. How long is the journey (in minutes)?
4. 4.Write 1:15 p.m. in 24-hour time. (a) 15:15 (b) 13:15 (c) 01:15
5. 5.A train leaves at 14:45 and reaches at 17:35. How long is the journey (in minutes)?
6. 6.Write 4:10 a.m. in 24-hour time. (a) 04:10 (b) 06:10 (c) 16:10
7. 7.A match starts at 11:50 and lasts 4 hours 35 minutes. At what time does it end? (a) 17:25 (b) 15:25 (c) 16:25
8. 8.A train leaves at 11:15 and reaches at 12:35. How long is the journey (in minutes)?
9. 9.What is 06:20 in 12-hour time? (a) 6:20 p.m. (b) 6:20 a.m. (c) 8:20 a.m.
10. 10.A match starts at 09:55 and lasts 3 hours 10 minutes. At what time does it end? (a) 13:05 (b) 14:05 (c) 12:05
11. 11.Write 11:05 a.m. in 24-hour time. (a) 11:05 (b) 13:05 (c) 23:05
12. 12.Write 9:05 a.m. in 24-hour time. (a) 21:05 (b) 11:05 (c) 09:05
13. 13.What is 14:00 in 12-hour time? (a) 4:00 p.m. (b) 2:00 p.m. (c) 2:00 a.m.
14. 14.Write 4:40 a.m. in 24-hour time. (a) 06:40 (b) 04:40 (c) 16:40
15. 15.A film is 1 hour 50 minutes long. How many minutes is that?
16. 16.A film is 3 hours 35 minutes long. How many minutes is that?
17. 17.A match starts at 06:25 and lasts 1 hour 10 minutes. At what time does it end? (a) 06:35 (b) 08:35 (c) 07:35
18. 18.Write 9:45 p.m. in 24-hour time. (a) 09:45 (b) 23:45 (c) 21:45
19. 19.A train leaves at 19:00 and reaches at 20:00. How long is the journey (in minutes)?
20. 20.Write 10:05 a.m. in 24-hour time. (a) 12:05 (b) 10:05 (c) 22:05
21. 21.What is 03:15 in 12-hour time? (a) 5:15 a.m. (b) 3:15 a.m. (c) 3:15 p.m.
22. 22.Write 6:55 a.m. in 24-hour time. (a) 18:55 (b) 06:55 (c) 08:55
23. 23.Write 9:50 a.m. in 24-hour time. (a) 21:50 (b) 11:50 (c) 09:50
24. 24.A film is 4 hours 25 minutes long. How many minutes is that?
25. 25.How many hours are there from 10:00 to 17:00?
26. 26.A train leaves at 06:05 and reaches at 09:10. How long is the journey (in minutes)?
27. 27.What is 13:30 in 12-hour time? (a) 1:30 p.m. (b) 3:30 p.m. (c) 1:30 a.m.
28. 28.A film is 4 hours 30 minutes long. How many minutes is that?
29. 29.Write 11:10 a.m. in 24-hour time. (a) 23:10 (b) 13:10 (c) 11:10
30. 30.What is 22:40 in 12-hour time? (a) 10:40 a.m. (b) 10:40 p.m. (c) 12:40 p.m.
31. 31.A train leaves at 06:00 and reaches at 08:20. How long is the journey (in minutes)?
32. 32.How many hours are there from 09:00 to 23:00?
33. 33.Write 3:35 a.m. in 24-hour time. (a) 05:35 (b) 03:35 (c) 15:35
34. 34.How many hours are there from 09:00 to 16:00?
35. 35.A match starts at 15:45 and lasts 1 hour 20 minutes. At what time does it end? (a) 18:05 (b) 16:05 (c) 17:05
36. 36.What is 04:15 in 12-hour time? (a) 4:15 p.m. (b) 6:15 a.m. (c) 4:15 a.m.
37. 37.A match starts at 13:25 and lasts 1 hour 55 minutes. At what time does it end? (a) 16:20 (b) 15:20 (c) 14:20
38. 38.What is 09:45 in 12-hour time? (a) 11:45 a.m. (b) 9:45 p.m. (c) 9:45 a.m.
39. 39.A film is 4 hours 10 minutes long. How many minutes is that?
40. 40.A film is 1 hour 5 minutes long. How many minutes is that?

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