Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 751 · 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 06:50 and reaches at 08:20. How long is the journey (in minutes)?
2. 2.Write 2:30 p.m. in 24-hour time. (a) 14:30 (b) 16:30 (c) 02:30
3. 3.Write 10:05 p.m. in 24-hour time. (a) 22:05 (b) 10:05 (c) 00:05
4. 4.What is 15:05 in 12-hour time? (a) 3:05 a.m. (b) 5:05 p.m. (c) 3:05 p.m.
5. 5.A train leaves at 15:10 and reaches at 17:10. How long is the journey (in minutes)?
6. 6.How many hours are there from 09:00 to 19:00?
7. 7.Write 10:55 a.m. in 24-hour time. (a) 10:55 (b) 22:55 (c) 12:55
8. 8.A film is 1 hour 35 minutes long. How many minutes is that?
9. 9.What is 09:30 in 12-hour time? (a) 9:30 a.m. (b) 9:30 p.m. (c) 11:30 a.m.
10. 10.What is 16:25 in 12-hour time? (a) 4:25 p.m. (b) 4:25 a.m. (c) 6:25 p.m.
11. 11.A film is 4 hours 10 minutes long. How many minutes is that?
12. 12.A train leaves at 18:55 and reaches at 20:15. How long is the journey (in minutes)?
13. 13.A train leaves at 06:05 and reaches at 06:30. How long is the journey (in minutes)?
14. 14.Write 7:45 p.m. in 24-hour time. (a) 21:45 (b) 19:45 (c) 07:45
15. 15.A train leaves at 09:50 and reaches at 11:00. How long is the journey (in minutes)?
16. 16.A film is 2 hours 15 minutes long. How many minutes is that?
17. 17.A match starts at 15:00 and lasts 4 hours 5 minutes. At what time does it end? (a) 18:05 (b) 20:05 (c) 19:05
18. 18.A film is 3 hours 50 minutes long. How many minutes is that?
19. 19.A match starts at 07:00 and lasts 1 hour 10 minutes. At what time does it end? (a) 07:10 (b) 09:10 (c) 08:10
20. 20.A film is 3 hours 55 minutes long. How many minutes is that?
21. 21.A match starts at 09:05 and lasts 4 hours 35 minutes. At what time does it end? (a) 13:40 (b) 14:40 (c) 12:40
22. 22.A train leaves at 16:20 and reaches at 18:45. How long is the journey (in minutes)?
23. 23.A train leaves at 09:30 and reaches at 09:55. How long is the journey (in minutes)?
24. 24.What is 11:10 in 12-hour time? (a) 11:10 a.m. (b) 11:10 p.m. (c) 1:10 a.m.
25. 25.How many hours are there from 12:00 to 16:00?
26. 26.A match starts at 16:00 and lasts 4 hours 50 minutes. At what time does it end? (a) 20:50 (b) 19:50 (c) 21:50
27. 27.Write 1:05 p.m. in 24-hour time. (a) 01:05 (b) 13:05 (c) 15:05
28. 28.A match starts at 12:35 and lasts 1 hour 55 minutes. At what time does it end? (a) 13:30 (b) 14:30 (c) 15:30
29. 29.A film is 3 hours 10 minutes long. How many minutes is that?
30. 30.A film is 2 hours 10 minutes long. How many minutes is that?
31. 31.How many hours are there from 08:00 to 20:00?
32. 32.What is 21:40 in 12-hour time? (a) 9:40 a.m. (b) 11:40 p.m. (c) 9:40 p.m.
33. 33.What is 01:55 in 12-hour time? (a) 3:55 a.m. (b) 1:55 p.m. (c) 1:55 a.m.
34. 34.Write 6:05 p.m. in 24-hour time. (a) 06:05 (b) 18:05 (c) 20:05
35. 35.A film is 1 hour 50 minutes long. How many minutes is that?
36. 36.A match starts at 16:55 and lasts 1 hour 5 minutes. At what time does it end? (a) 17:00 (b) 19:00 (c) 18:00
37. 37.A film is 4 hours 5 minutes long. How many minutes is that?
38. 38.A film is 1 hour 25 minutes long. How many minutes is that?
39. 39.A match starts at 07:40 and lasts 4 hours 30 minutes. At what time does it end? (a) 11:10 (b) 13:10 (c) 12:10
40. 40.Write 8:15 p.m. in 24-hour time. (a) 20:15 (b) 08:15 (c) 22:15

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