Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 916 · 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 14:55 in 12-hour time? (a) 4:55 p.m. (b) 2:55 a.m. (c) 2:55 p.m.
2. 2.What is 03:55 in 12-hour time? (a) 3:55 a.m. (b) 3:55 p.m. (c) 5:55 a.m.
3. 3.A film is 3 hours 55 minutes long. How many minutes is that?
4. 4.A train leaves at 14:05 and reaches at 15:15. How long is the journey (in minutes)?
5. 5.A match starts at 09:20 and lasts 4 hours 20 minutes. At what time does it end? (a) 14:40 (b) 13:40 (c) 12:40
6. 6.A train leaves at 09:20 and reaches at 12:15. How long is the journey (in minutes)?
7. 7.A train leaves at 14:10 and reaches at 15:20. How long is the journey (in minutes)?
8. 8.A film is 1 hour 50 minutes long. How many minutes is that?
9. 9.A film is 1 hour 40 minutes long. How many minutes is that?
10. 10.A film is 2 hours 35 minutes long. How many minutes is that?
11. 11.What is 05:40 in 12-hour time? (a) 5:40 a.m. (b) 5:40 p.m. (c) 7:40 a.m.
12. 12.A train leaves at 08:10 and reaches at 09:55. How long is the journey (in minutes)?
13. 13.A match starts at 11:15 and lasts 4 hours 20 minutes. At what time does it end? (a) 15:35 (b) 14:35 (c) 16:35
14. 14.How many hours are there from 09:00 to 23:00?
15. 15.A train leaves at 10:40 and reaches at 12:05. How long is the journey (in minutes)?
16. 16.How many hours are there from 07:00 to 19:00?
17. 17.Write 6:10 p.m. in 24-hour time. (a) 18:10 (b) 20:10 (c) 06:10
18. 18.A train leaves at 14:55 and reaches at 17:50. How long is the journey (in minutes)?
19. 19.A match starts at 06:20 and lasts 1 hour 35 minutes. At what time does it end? (a) 07:55 (b) 08:55 (c) 06:55
20. 20.How many hours are there from 08:00 to 16:00?
21. 21.How many hours are there from 09:00 to 18:00?
22. 22.How many hours are there from 06:00 to 17:00?
23. 23.A train leaves at 16:00 and reaches at 18:05. How long is the journey (in minutes)?
24. 24.A match starts at 13:55 and lasts 2 hours 5 minutes. At what time does it end? (a) 15:00 (b) 16:00 (c) 17:00
25. 25.What is 22:20 in 12-hour time? (a) 12:20 p.m. (b) 10:20 a.m. (c) 10:20 p.m.
26. 26.What is 06:45 in 12-hour time? (a) 6:45 p.m. (b) 6:45 a.m. (c) 8:45 a.m.
27. 27.Write 1:10 a.m. in 24-hour time. (a) 01:10 (b) 03:10 (c) 13:10
28. 28.What is 20:20 in 12-hour time? (a) 8:20 p.m. (b) 10:20 p.m. (c) 8:20 a.m.
29. 29.A train leaves at 10:10 and reaches at 12:50. How long is the journey (in minutes)?
30. 30.A match starts at 12:30 and lasts 2 hours 20 minutes. At what time does it end? (a) 14:50 (b) 13:50 (c) 15:50
31. 31.Write 7:05 a.m. in 24-hour time. (a) 09:05 (b) 07:05 (c) 19:05
32. 32.A train leaves at 06:05 and reaches at 07:50. How long is the journey (in minutes)?
33. 33.A film is 4 hours 10 minutes long. How many minutes is that?
34. 34.What is 07:00 in 12-hour time? (a) 7:00 a.m. (b) 9:00 a.m. (c) 7:00 p.m.
35. 35.A train leaves at 09:30 and reaches at 11:20. How long is the journey (in minutes)?
36. 36.Write 3:20 p.m. in 24-hour time. (a) 17:20 (b) 15:20 (c) 03:20
37. 37.A train leaves at 07:55 and reaches at 08:55. How long is the journey (in minutes)?
38. 38.A match starts at 15:10 and lasts 3 hours 50 minutes. At what time does it end? (a) 19:00 (b) 18:00 (c) 20:00
39. 39.Write 6:45 a.m. in 24-hour time. (a) 08:45 (b) 18:45 (c) 06:45
40. 40.How many hours are there from 07:00 to 09:00?

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