Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 150 · 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 12:45 and lasts 1 hour 20 minutes. At what time does it end? (a) 14:05 (b) 15:05 (c) 13:05
2. 2.A match starts at 10:25 and lasts 4 hours 25 minutes. At what time does it end? (a) 13:50 (b) 14:50 (c) 15:50
3. 3.A train leaves at 07:30 and reaches at 10:05. How long is the journey (in minutes)?
4. 4.How many hours are there from 05:00 to 08:00?
5. 5.What is 14:55 in 12-hour time? (a) 4:55 p.m. (b) 2:55 p.m. (c) 2:55 a.m.
6. 6.A match starts at 12:50 and lasts 2 hours 50 minutes. At what time does it end? (a) 14:40 (b) 15:40 (c) 16:40
7. 7.A film is 1 hour 10 minutes long. How many minutes is that?
8. 8.How many hours are there from 09:00 to 11:00?
9. 9.What is 04:00 in 12-hour time? (a) 4:00 a.m. (b) 6:00 a.m. (c) 4:00 p.m.
10. 10.How many hours are there from 05:00 to 11:00?
11. 11.How many hours are there from 10:00 to 17:00?
12. 12.A match starts at 10:30 and lasts 3 hours 45 minutes. At what time does it end? (a) 15:15 (b) 13:15 (c) 14:15
13. 13.A film is 4 hours 15 minutes long. How many minutes is that?
14. 14.Write 11:40 a.m. in 24-hour time. (a) 11:40 (b) 13:40 (c) 23:40
15. 15.A match starts at 18:40 and lasts 3 hours 45 minutes. At what time does it end? (a) 23:25 (b) 22:25 (c) 21:25
16. 16.A match starts at 18:45 and lasts 2 hours 35 minutes. At what time does it end? (a) 21:20 (b) 20:20 (c) 22:20
17. 17.Write 10:25 a.m. in 24-hour time. (a) 12:25 (b) 22:25 (c) 10:25
18. 18.How many hours are there from 08:00 to 13:00?
19. 19.Write 5:00 p.m. in 24-hour time. (a) 05:00 (b) 17:00 (c) 19:00
20. 20.What is 17:15 in 12-hour time? (a) 7:15 p.m. (b) 5:15 p.m. (c) 5:15 a.m.
21. 21.What is 14:50 in 12-hour time? (a) 2:50 a.m. (b) 2:50 p.m. (c) 4:50 p.m.
22. 22.What is 07:25 in 12-hour time? (a) 9:25 a.m. (b) 7:25 p.m. (c) 7:25 a.m.
23. 23.A film is 1 hour 40 minutes long. How many minutes is that?
24. 24.A train leaves at 10:35 and reaches at 12:20. How long is the journey (in minutes)?
25. 25.How many hours are there from 08:00 to 20:00?
26. 26.What is 07:35 in 12-hour time? (a) 7:35 a.m. (b) 9:35 a.m. (c) 7:35 p.m.
27. 27.How many hours are there from 05:00 to 10:00?
28. 28.A film is 2 hours 20 minutes long. How many minutes is that?
29. 29.What is 13:50 in 12-hour time? (a) 1:50 a.m. (b) 1:50 p.m. (c) 3:50 p.m.
30. 30.What is 05:30 in 12-hour time? (a) 7:30 a.m. (b) 5:30 p.m. (c) 5:30 a.m.
31. 31.A match starts at 11:30 and lasts 4 hours 20 minutes. At what time does it end? (a) 15:50 (b) 14:50 (c) 16:50
32. 32.What is 15:05 in 12-hour time? (a) 3:05 a.m. (b) 3:05 p.m. (c) 5:05 p.m.
33. 33.Write 4:40 p.m. in 24-hour time. (a) 16:40 (b) 18:40 (c) 04:40
34. 34.What is 10:30 in 12-hour time? (a) 10:30 p.m. (b) 12:30 a.m. (c) 10:30 a.m.
35. 35.What is 05:00 in 12-hour time? (a) 5:00 p.m. (b) 7:00 a.m. (c) 5:00 a.m.
36. 36.How many hours are there from 09:00 to 13:00?
37. 37.What is 04:40 in 12-hour time? (a) 4:40 p.m. (b) 6:40 a.m. (c) 4:40 a.m.
38. 38.A train leaves at 11:35 and reaches at 14:55. How long is the journey (in minutes)?
39. 39.How many hours are there from 06:00 to 17:00?
40. 40.A film is 4 hours 45 minutes long. How many minutes is that?

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