Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 812 · 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 match starts at 15:25 and lasts 3 hours 30 minutes. At what time does it end? (a) 19:55 (b) 17:55 (c) 18:55
2. 2.A train leaves at 16:25 and reaches at 17:25. How long is the journey (in minutes)?
3. 3.Write 4:00 p.m. in 24-hour time. (a) 18:00 (b) 16:00 (c) 04:00
4. 4.A match starts at 11:30 and lasts 4 hours 10 minutes. At what time does it end? (a) 16:40 (b) 14:40 (c) 15:40
5. 5.Write 2:15 p.m. in 24-hour time. (a) 02:15 (b) 16:15 (c) 14:15
6. 6.Write 8:45 p.m. in 24-hour time. (a) 08:45 (b) 20:45 (c) 22:45
7. 7.A match starts at 10:50 and lasts 1 hour 50 minutes. At what time does it end? (a) 11:40 (b) 13:40 (c) 12:40
8. 8.Write 1:55 a.m. in 24-hour time. (a) 01:55 (b) 03:55 (c) 13:55
9. 9.What is 14:15 in 12-hour time? (a) 2:15 p.m. (b) 4:15 p.m. (c) 2:15 a.m.
10. 10.What is 04:10 in 12-hour time? (a) 4:10 a.m. (b) 6:10 a.m. (c) 4:10 p.m.
11. 11.A match starts at 18:00 and lasts 4 hours. At what time does it end? (a) 22:00 (b) 23:00 (c) 21:00
12. 12.What is 15:50 in 12-hour time? (a) 3:50 a.m. (b) 5:50 p.m. (c) 3:50 p.m.
13. 13.Write 9:35 p.m. in 24-hour time. (a) 09:35 (b) 23:35 (c) 21:35
14. 14.A train leaves at 17:00 and reaches at 18:05. How long is the journey (in minutes)?
15. 15.A train leaves at 18:50 and reaches at 21:50. How long is the journey (in minutes)?
16. 16.Write 4:30 a.m. in 24-hour time. (a) 16:30 (b) 06:30 (c) 04:30
17. 17.A match starts at 08:15 and lasts 3 hours 45 minutes. At what time does it end? (a) 11:00 (b) 13:00 (c) 12:00
18. 18.A train leaves at 09:10 and reaches at 12:20. How long is the journey (in minutes)?
19. 19.A train leaves at 09:35 and reaches at 10:30. How long is the journey (in minutes)?
20. 20.A match starts at 11:55 and lasts 4 hours 20 minutes. At what time does it end? (a) 16:15 (b) 15:15 (c) 17:15
21. 21.A film is 3 hours 35 minutes long. How many minutes is that?
22. 22.Write 6:35 a.m. in 24-hour time. (a) 06:35 (b) 08:35 (c) 18:35
23. 23.What is 07:50 in 12-hour time? (a) 9:50 a.m. (b) 7:50 a.m. (c) 7:50 p.m.
24. 24.What is 23:00 in 12-hour time? (a) 1:00 p.m. (b) 11:00 a.m. (c) 11:00 p.m.
25. 25.How many hours are there from 07:00 to 16:00?
26. 26.Write 3:55 p.m. in 24-hour time. (a) 17:55 (b) 03:55 (c) 15:55
27. 27.A film is 2 hours 45 minutes long. How many minutes is that?
28. 28.A train leaves at 08:05 and reaches at 09:25. How long is the journey (in minutes)?
29. 29.Write 4:05 a.m. in 24-hour time. (a) 06:05 (b) 16:05 (c) 04:05
30. 30.What is 03:50 in 12-hour time? (a) 5:50 a.m. (b) 3:50 p.m. (c) 3:50 a.m.
31. 31.Write 6:10 a.m. in 24-hour time. (a) 08:10 (b) 18:10 (c) 06:10
32. 32.A train leaves at 06:50 and reaches at 10:00. How long is the journey (in minutes)?
33. 33.What is 05:40 in 12-hour time? (a) 5:40 a.m. (b) 7:40 a.m. (c) 5:40 p.m.
34. 34.How many hours are there from 07:00 to 10:00?
35. 35.How many hours are there from 07:00 to 09:00?
36. 36.Write 9:10 a.m. in 24-hour time. (a) 11:10 (b) 21:10 (c) 09:10
37. 37.What is 08:15 in 12-hour time? (a) 8:15 a.m. (b) 10:15 a.m. (c) 8:15 p.m.
38. 38.What is 23:20 in 12-hour time? (a) 1:20 p.m. (b) 11:20 a.m. (c) 11:20 p.m.
39. 39.What is 09:10 in 12-hour time? (a) 9:10 p.m. (b) 11:10 a.m. (c) 9:10 a.m.
40. 40.Write 11:55 a.m. in 24-hour time. (a) 11:55 (b) 13:55 (c) 23:55

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