Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 342 · 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.What is 03:25 in 12-hour time? (a) 3:25 a.m. (b) 5:25 a.m. (c) 3:25 p.m.
2. 2.A film is 4 hours 15 minutes long. How many minutes is that?
3. 3.A train leaves at 14:55 and reaches at 17:40. How long is the journey (in minutes)?
4. 4.A match starts at 11:35 and lasts 1 hour 10 minutes. At what time does it end? (a) 12:45 (b) 13:45 (c) 11:45
5. 5.A film is 1 hour 25 minutes long. How many minutes is that?
6. 6.A match starts at 09:45 and lasts 4 hours 15 minutes. At what time does it end? (a) 15:00 (b) 13:00 (c) 14:00
7. 7.A film is 2 hours 45 minutes long. How many minutes is that?
8. 8.A train leaves at 13:30 and reaches at 16:35. How long is the journey (in minutes)?
9. 9.Write 9:25 p.m. in 24-hour time. (a) 23:25 (b) 21:25 (c) 09:25
10. 10.A match starts at 14:50 and lasts 4 hours 45 minutes. At what time does it end? (a) 20:35 (b) 18:35 (c) 19:35
11. 11.How many hours are there from 08:00 to 12:00?
12. 12.A train leaves at 14:00 and reaches at 15:50. How long is the journey (in minutes)?
13. 13.What is 13:05 in 12-hour time? (a) 1:05 p.m. (b) 3:05 p.m. (c) 1:05 a.m.
14. 14.A match starts at 12:40 and lasts 1 hour 5 minutes. At what time does it end? (a) 12:45 (b) 14:45 (c) 13:45
15. 15.Write 7:05 p.m. in 24-hour time. (a) 07:05 (b) 19:05 (c) 21:05
16. 16.How many hours are there from 05:00 to 21:00?
17. 17.Write 9:45 a.m. in 24-hour time. (a) 21:45 (b) 11:45 (c) 09:45
18. 18.Write 8:05 p.m. in 24-hour time. (a) 20:05 (b) 08:05 (c) 22:05
19. 19.What is 03:30 in 12-hour time? (a) 3:30 p.m. (b) 3:30 a.m. (c) 5:30 a.m.
20. 20.A train leaves at 16:55 and reaches at 17:35. How long is the journey (in minutes)?
21. 21.Write 8:25 p.m. in 24-hour time. (a) 20:25 (b) 22:25 (c) 08:25
22. 22.A film is 3 hours 50 minutes long. How many minutes is that?
23. 23.What is 01:40 in 12-hour time? (a) 1:40 a.m. (b) 3:40 a.m. (c) 1:40 p.m.
24. 24.A film is 1 hour 35 minutes long. How many minutes is that?
25. 25.A match starts at 12:45 and lasts 3 hours 30 minutes. At what time does it end? (a) 17:15 (b) 15:15 (c) 16:15
26. 26.Write 5:40 p.m. in 24-hour time. (a) 05:40 (b) 17:40 (c) 19:40
27. 27.A match starts at 17:00 and lasts 4 hours 50 minutes. At what time does it end? (a) 21:50 (b) 22:50 (c) 20:50
28. 28.Write 11:30 a.m. in 24-hour time. (a) 13:30 (b) 23:30 (c) 11:30
29. 29.Write 3:30 p.m. in 24-hour time. (a) 15:30 (b) 17:30 (c) 03:30
30. 30.Write 3:45 a.m. in 24-hour time. (a) 03:45 (b) 05:45 (c) 15:45
31. 31.Write 2:40 p.m. in 24-hour time. (a) 14:40 (b) 16:40 (c) 02:40
32. 32.A film is 4 hours 50 minutes long. How many minutes is that?
33. 33.Write 7:45 p.m. in 24-hour time. (a) 19:45 (b) 07:45 (c) 21:45
34. 34.A match starts at 12:10 and lasts 1 hour 15 minutes. At what time does it end? (a) 12:25 (b) 13:25 (c) 14:25
35. 35.How many hours are there from 10:00 to 20:00?
36. 36.How many hours are there from 10:00 to 14:00?
37. 37.A match starts at 08:10 and lasts 2 hours 45 minutes. At what time does it end? (a) 10:55 (b) 09:55 (c) 11:55
38. 38.A train leaves at 10:45 and reaches at 11:35. How long is the journey (in minutes)?
39. 39.What is 15:30 in 12-hour time? (a) 3:30 a.m. (b) 5:30 p.m. (c) 3:30 p.m.
40. 40.Write 1:25 p.m. in 24-hour time. (a) 15:25 (b) 13:25 (c) 01:25

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