Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 914 · 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 15:20 and reaches at 16:00. How long is the journey (in minutes)?
2. 2.Write 7:05 p.m. in 24-hour time. (a) 19:05 (b) 07:05 (c) 21:05
3. 3.A film is 3 hours 25 minutes long. How many minutes is that?
4. 4.What is 16:45 in 12-hour time? (a) 4:45 p.m. (b) 4:45 a.m. (c) 6:45 p.m.
5. 5.Write 7:15 a.m. in 24-hour time. (a) 09:15 (b) 19:15 (c) 07:15
6. 6.A match starts at 17:45 and lasts 3 hours 45 minutes. At what time does it end? (a) 21:30 (b) 22:30 (c) 20:30
7. 7.A train leaves at 11:50 and reaches at 12:25. How long is the journey (in minutes)?
8. 8.Write 1:00 p.m. in 24-hour time. (a) 01:00 (b) 13:00 (c) 15:00
9. 9.A match starts at 06:05 and lasts 2 hours 20 minutes. At what time does it end? (a) 09:25 (b) 08:25 (c) 07:25
10. 10.How many hours are there from 10:00 to 15:00?
11. 11.Write 2:15 p.m. in 24-hour time. (a) 14:15 (b) 02:15 (c) 16:15
12. 12.Write 11:05 p.m. in 24-hour time. (a) 11:05 (b) 23:05 (c) 01:05
13. 13.A train leaves at 14:05 and reaches at 17:05. How long is the journey (in minutes)?
14. 14.A train leaves at 15:15 and reaches at 16:40. How long is the journey (in minutes)?
15. 15.A film is 4 hours 5 minutes long. How many minutes is that?
16. 16.A film is 2 hours 35 minutes long. How many minutes is that?
17. 17.A match starts at 07:45 and lasts 2 hours 50 minutes. At what time does it end? (a) 11:35 (b) 09:35 (c) 10:35
18. 18.What is 22:00 in 12-hour time? (a) 10:00 a.m. (b) 10:00 p.m. (c) 12:00 p.m.
19. 19.What is 09:50 in 12-hour time? (a) 11:50 a.m. (b) 9:50 a.m. (c) 9:50 p.m.
20. 20.A film is 1 hour 10 minutes long. How many minutes is that?
21. 21.A train leaves at 07:35 and reaches at 09:40. How long is the journey (in minutes)?
22. 22.A train leaves at 13:30 and reaches at 14:55. How long is the journey (in minutes)?
23. 23.How many hours are there from 06:00 to 10:00?
24. 24.A film is 2 hours 45 minutes long. How many minutes is that?
25. 25.A match starts at 12:20 and lasts 1 hour 40 minutes. At what time does it end? (a) 15:00 (b) 13:00 (c) 14:00
26. 26.A match starts at 07:50 and lasts 1 hour 30 minutes. At what time does it end? (a) 09:20 (b) 10:20 (c) 08:20
27. 27.Write 7:35 a.m. in 24-hour time. (a) 07:35 (b) 19:35 (c) 09:35
28. 28.A film is 3 hours 5 minutes long. How many minutes is that?
29. 29.A match starts at 06:35 and lasts 4 hours 5 minutes. At what time does it end? (a) 11:40 (b) 09:40 (c) 10:40
30. 30.A train leaves at 08:05 and reaches at 11:20. How long is the journey (in minutes)?
31. 31.Write 6:45 a.m. in 24-hour time. (a) 18:45 (b) 06:45 (c) 08:45
32. 32.A match starts at 06:45 and lasts 1 hour 55 minutes. At what time does it end? (a) 09:40 (b) 07:40 (c) 08:40
33. 33.A train leaves at 18:25 and reaches at 19:30. How long is the journey (in minutes)?
34. 34.A match starts at 15:15 and lasts 3 hours 55 minutes. At what time does it end? (a) 18:10 (b) 19:10 (c) 20:10
35. 35.Write 11:35 a.m. in 24-hour time. (a) 11:35 (b) 23:35 (c) 13:35
36. 36.How many hours are there from 12:00 to 21:00?
37. 37.What is 01:10 in 12-hour time? (a) 3:10 a.m. (b) 1:10 a.m. (c) 1:10 p.m.
38. 38.A match starts at 18:10 and lasts 2 hours 10 minutes. At what time does it end? (a) 19:20 (b) 21:20 (c) 20:20
39. 39.Write 6:10 a.m. in 24-hour time. (a) 06:10 (b) 08:10 (c) 18:10
40. 40.A match starts at 16:05 and lasts 3 hours 40 minutes. At what time does it end? (a) 20:45 (b) 19:45 (c) 18:45

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