Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 108 · 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 06:10 and reaches at 07:15. How long is the journey (in minutes)?
2. 2.A train leaves at 07:25 and reaches at 08:10. How long is the journey (in minutes)?
3. 3.A train leaves at 11:30 and reaches at 14:05. How long is the journey (in minutes)?
4. 4.A film is 3 hours 5 minutes long. How many minutes is that?
5. 5.What is 08:05 in 12-hour time? (a) 10:05 a.m. (b) 8:05 p.m. (c) 8:05 a.m.
6. 6.A train leaves at 08:10 and reaches at 08:55. How long is the journey (in minutes)?
7. 7.What is 08:55 in 12-hour time? (a) 8:55 a.m. (b) 10:55 a.m. (c) 8:55 p.m.
8. 8.Write 7:15 p.m. in 24-hour time. (a) 21:15 (b) 19:15 (c) 07:15
9. 9.A train leaves at 07:40 and reaches at 09:35. How long is the journey (in minutes)?
10. 10.Write 11:35 a.m. in 24-hour time. (a) 11:35 (b) 13:35 (c) 23:35
11. 11.A match starts at 10:35 and lasts 3 hours 45 minutes. At what time does it end? (a) 13:20 (b) 14:20 (c) 15:20
12. 12.How many hours are there from 07:00 to 11:00?
13. 13.How many hours are there from 10:00 to 23:00?
14. 14.Write 10:50 a.m. in 24-hour time. (a) 22:50 (b) 12:50 (c) 10:50
15. 15.A match starts at 16:45 and lasts 4 hours 15 minutes. At what time does it end? (a) 21:00 (b) 20:00 (c) 22:00
16. 16.What is 19:10 in 12-hour time? (a) 7:10 p.m. (b) 7:10 a.m. (c) 9:10 p.m.
17. 17.A film is 1 hour 45 minutes long. How many minutes is that?
18. 18.A train leaves at 17:30 and reaches at 18:00. How long is the journey (in minutes)?
19. 19.A train leaves at 16:20 and reaches at 18:25. How long is the journey (in minutes)?
20. 20.Write 2:25 p.m. in 24-hour time. (a) 16:25 (b) 02:25 (c) 14:25
21. 21.A match starts at 06:20 and lasts 2 hours 55 minutes. At what time does it end? (a) 08:15 (b) 10:15 (c) 09:15
22. 22.Write 4:45 p.m. in 24-hour time. (a) 04:45 (b) 16:45 (c) 18:45
23. 23.A train leaves at 17:15 and reaches at 18:20. How long is the journey (in minutes)?
24. 24.A film is 4 hours 10 minutes long. How many minutes is that?
25. 25.A match starts at 18:45 and lasts 1 hour 15 minutes. At what time does it end? (a) 19:00 (b) 20:00 (c) 21:00
26. 26.How many hours are there from 08:00 to 19:00?
27. 27.Write 6:10 p.m. in 24-hour time. (a) 18:10 (b) 20:10 (c) 06:10
28. 28.A train leaves at 19:10 and reaches at 22:00. How long is the journey (in minutes)?
29. 29.How many hours are there from 08:00 to 23:00?
30. 30.A match starts at 10:50 and lasts 2 hours 15 minutes. At what time does it end? (a) 13:05 (b) 12:05 (c) 14:05
31. 31.A match starts at 06:50 and lasts 4 hours 20 minutes. At what time does it end? (a) 11:10 (b) 12:10 (c) 10:10
32. 32.How many hours are there from 12:00 to 19:00?
33. 33.How many hours are there from 12:00 to 18:00?
34. 34.Write 2:30 p.m. in 24-hour time. (a) 14:30 (b) 02:30 (c) 16:30
35. 35.Write 11:10 a.m. in 24-hour time. (a) 23:10 (b) 11:10 (c) 13:10
36. 36.Write 3:35 a.m. in 24-hour time. (a) 03:35 (b) 05:35 (c) 15:35
37. 37.A film is 2 hours 45 minutes long. How many minutes is that?
38. 38.A match starts at 18:35 and lasts 4 hours 35 minutes. At what time does it end? (a) 22:10 (b) 00:10 (c) 23:10
39. 39.A film is 1 hour 10 minutes long. How many minutes is that?
40. 40.A match starts at 10:25 and lasts 1 hour 20 minutes. At what time does it end? (a) 10:45 (b) 11:45 (c) 12:45

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