Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 980 · 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.Write 2:00 a.m. in 24-hour time. (a) 04:00 (b) 02:00 (c) 14:00
2. 2.A train leaves at 08:50 and reaches at 10:45. How long is the journey (in minutes)?
3. 3.Write 7:05 a.m. in 24-hour time. (a) 09:05 (b) 19:05 (c) 07:05
4. 4.A train leaves at 18:55 and reaches at 20:35. How long is the journey (in minutes)?
5. 5.A film is 3 hours 5 minutes long. How many minutes is that?
6. 6.A film is 4 hours 35 minutes long. How many minutes is that?
7. 7.What is 18:00 in 12-hour time? (a) 6:00 a.m. (b) 8:00 p.m. (c) 6:00 p.m.
8. 8.A match starts at 09:30 and lasts 2 hours 15 minutes. At what time does it end? (a) 10:45 (b) 12:45 (c) 11:45
9. 9.What is 16:50 in 12-hour time? (a) 4:50 a.m. (b) 4:50 p.m. (c) 6:50 p.m.
10. 10.A match starts at 11:20 and lasts 4 hours 25 minutes. At what time does it end? (a) 14:45 (b) 16:45 (c) 15:45
11. 11.A train leaves at 19:30 and reaches at 22:30. How long is the journey (in minutes)?
12. 12.A match starts at 09:30 and lasts 1 hour 40 minutes. At what time does it end? (a) 10:10 (b) 11:10 (c) 12:10
13. 13.Write 6:15 a.m. in 24-hour time. (a) 08:15 (b) 06:15 (c) 18:15
14. 14.How many hours are there from 07:00 to 16:00?
15. 15.A match starts at 14:45 and lasts 4 hours 10 minutes. At what time does it end? (a) 18:55 (b) 17:55 (c) 19:55
16. 16.What is 15:55 in 12-hour time? (a) 5:55 p.m. (b) 3:55 a.m. (c) 3:55 p.m.
17. 17.Write 6:55 a.m. in 24-hour time. (a) 06:55 (b) 18:55 (c) 08:55
18. 18.What is 14:55 in 12-hour time? (a) 2:55 p.m. (b) 2:55 a.m. (c) 4:55 p.m.
19. 19.A match starts at 17:55 and lasts 4 hours 40 minutes. At what time does it end? (a) 22:35 (b) 21:35 (c) 23:35
20. 20.Write 11:55 p.m. in 24-hour time. (a) 01:55 (b) 11:55 (c) 23:55
21. 21.A match starts at 18:50 and lasts 2 hours 10 minutes. At what time does it end? (a) 20:00 (b) 21:00 (c) 22:00
22. 22.A train leaves at 12:25 and reaches at 12:55. How long is the journey (in minutes)?
23. 23.A match starts at 08:35 and lasts 1 hour. At what time does it end? (a) 08:35 (b) 10:35 (c) 09:35
24. 24.How many hours are there from 06:00 to 11:00?
25. 25.A film is 3 hours 55 minutes long. How many minutes is that?
26. 26.How many hours are there from 12:00 to 14:00?
27. 27.Write 3:50 p.m. in 24-hour time. (a) 17:50 (b) 03:50 (c) 15:50
28. 28.Write 9:15 a.m. in 24-hour time. (a) 21:15 (b) 11:15 (c) 09:15
29. 29.A train leaves at 13:35 and reaches at 14:25. How long is the journey (in minutes)?
30. 30.A match starts at 13:00 and lasts 2 hours 50 minutes. At what time does it end? (a) 16:50 (b) 14:50 (c) 15:50
31. 31.A film is 3 hours 35 minutes long. How many minutes is that?
32. 32.How many hours are there from 05:00 to 20:00?
33. 33.Write 1:20 p.m. in 24-hour time. (a) 13:20 (b) 01:20 (c) 15:20
34. 34.A film is 2 hours 30 minutes long. How many minutes is that?
35. 35.What is 01:10 in 12-hour time? (a) 3:10 a.m. (b) 1:10 p.m. (c) 1:10 a.m.
36. 36.A match starts at 11:00 and lasts 1 hour 20 minutes. At what time does it end? (a) 12:20 (b) 11:20 (c) 13:20
37. 37.Write 10:10 a.m. in 24-hour time. (a) 10:10 (b) 22:10 (c) 12:10
38. 38.A train leaves at 09:25 and reaches at 11:55. How long is the journey (in minutes)?
39. 39.What is 06:05 in 12-hour time? (a) 6:05 a.m. (b) 8:05 a.m. (c) 6:05 p.m.
40. 40.A film is 4 hours 25 minutes long. How many minutes is that?

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