Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 295 · 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 22:35 in 12-hour time? (a) 12:35 p.m. (b) 10:35 p.m. (c) 10:35 a.m.
2. 2.Write 3:00 a.m. in 24-hour time. (a) 03:00 (b) 15:00 (c) 05:00
3. 3.A train leaves at 09:55 and reaches at 12:15. How long is the journey (in minutes)?
4. 4.A train leaves at 10:15 and reaches at 11:30. How long is the journey (in minutes)?
5. 5.What is 06:00 in 12-hour time? (a) 8:00 a.m. (b) 6:00 p.m. (c) 6:00 a.m.
6. 6.How many hours are there from 08:00 to 13:00?
7. 7.A train leaves at 10:30 and reaches at 12:30. How long is the journey (in minutes)?
8. 8.A match starts at 06:40 and lasts 2 hours 5 minutes. At what time does it end? (a) 09:45 (b) 07:45 (c) 08:45
9. 9.What is 05:30 in 12-hour time? (a) 5:30 a.m. (b) 7:30 a.m. (c) 5:30 p.m.
10. 10.A match starts at 11:15 and lasts 1 hour 10 minutes. At what time does it end? (a) 12:25 (b) 13:25 (c) 11:25
11. 11.How many hours are there from 08:00 to 14:00?
12. 12.Write 8:55 a.m. in 24-hour time. (a) 08:55 (b) 20:55 (c) 10:55
13. 13.A film is 2 hours 20 minutes long. How many minutes is that?
14. 14.What is 01:35 in 12-hour time? (a) 1:35 p.m. (b) 3:35 a.m. (c) 1:35 a.m.
15. 15.A match starts at 08:00 and lasts 4 hours 5 minutes. At what time does it end? (a) 11:05 (b) 13:05 (c) 12:05
16. 16.Write 3:05 a.m. in 24-hour time. (a) 03:05 (b) 05:05 (c) 15:05
17. 17.A film is 3 hours 30 minutes long. How many minutes is that?
18. 18.Write 3:15 p.m. in 24-hour time. (a) 17:15 (b) 03:15 (c) 15:15
19. 19.A match starts at 06:20 and lasts 3 hours. At what time does it end? (a) 10:20 (b) 09:20 (c) 08:20
20. 20.What is 18:20 in 12-hour time? (a) 6:20 a.m. (b) 8:20 p.m. (c) 6:20 p.m.
21. 21.A film is 3 hours 35 minutes long. How many minutes is that?
22. 22.A train leaves at 06:05 and reaches at 07:20. How long is the journey (in minutes)?
23. 23.What is 19:10 in 12-hour time? (a) 7:10 p.m. (b) 9:10 p.m. (c) 7:10 a.m.
24. 24.A train leaves at 09:15 and reaches at 11:35. How long is the journey (in minutes)?
25. 25.A film is 4 hours 30 minutes long. How many minutes is that?
26. 26.Write 5:10 p.m. in 24-hour time. (a) 17:10 (b) 05:10 (c) 19:10
27. 27.Write 9:35 a.m. in 24-hour time. (a) 21:35 (b) 11:35 (c) 09:35
28. 28.A match starts at 08:40 and lasts 2 hours 40 minutes. At what time does it end? (a) 10:20 (b) 12:20 (c) 11:20
29. 29.A match starts at 08:40 and lasts 2 hours 35 minutes. At what time does it end? (a) 12:15 (b) 11:15 (c) 10:15
30. 30.A film is 4 hours 40 minutes long. How many minutes is that?
31. 31.A film is 2 hours 40 minutes long. How many minutes is that?
32. 32.What is 02:25 in 12-hour time? (a) 4:25 a.m. (b) 2:25 a.m. (c) 2:25 p.m.
33. 33.What is 08:55 in 12-hour time? (a) 8:55 a.m. (b) 8:55 p.m. (c) 10:55 a.m.
34. 34.What is 10:30 in 12-hour time? (a) 10:30 p.m. (b) 10:30 a.m. (c) 12:30 a.m.
35. 35.What is 03:10 in 12-hour time? (a) 3:10 p.m. (b) 5:10 a.m. (c) 3:10 a.m.
36. 36.Write 11:15 p.m. in 24-hour time. (a) 11:15 (b) 23:15 (c) 01:15
37. 37.How many hours are there from 05:00 to 10:00?
38. 38.A film is 1 hour 40 minutes long. How many minutes is that?
39. 39.A train leaves at 07:00 and reaches at 08:30. How long is the journey (in minutes)?
40. 40.A train leaves at 14:20 and reaches at 16:15. How long is the journey (in minutes)?

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