Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 882 · 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 film is 2 hours 15 minutes long. How many minutes is that?
2. 2.What is 03:50 in 12-hour time? (a) 3:50 p.m. (b) 5:50 a.m. (c) 3:50 a.m.
3. 3.A film is 2 hours 45 minutes long. How many minutes is that?
4. 4.What is 02:50 in 12-hour time? (a) 4:50 a.m. (b) 2:50 a.m. (c) 2:50 p.m.
5. 5.What is 03:45 in 12-hour time? (a) 3:45 p.m. (b) 3:45 a.m. (c) 5:45 a.m.
6. 6.A train leaves at 15:05 and reaches at 18:20. How long is the journey (in minutes)?
7. 7.Write 10:35 a.m. in 24-hour time. (a) 10:35 (b) 12:35 (c) 22:35
8. 8.How many hours are there from 06:00 to 11:00?
9. 9.A film is 4 hours 5 minutes long. How many minutes is that?
10. 10.A match starts at 13:10 and lasts 3 hours 15 minutes. At what time does it end? (a) 15:25 (b) 17:25 (c) 16:25
11. 11.A match starts at 15:55 and lasts 3 hours 55 minutes. At what time does it end? (a) 19:50 (b) 18:50 (c) 20:50
12. 12.Write 8:05 p.m. in 24-hour time. (a) 22:05 (b) 08:05 (c) 20:05
13. 13.A match starts at 18:40 and lasts 2 hours 35 minutes. At what time does it end? (a) 20:15 (b) 21:15 (c) 22:15
14. 14.A match starts at 14:35 and lasts 3 hours 50 minutes. At what time does it end? (a) 18:25 (b) 17:25 (c) 19:25
15. 15.What is 15:00 in 12-hour time? (a) 3:00 a.m. (b) 5:00 p.m. (c) 3:00 p.m.
16. 16.A train leaves at 13:40 and reaches at 15:45. How long is the journey (in minutes)?
17. 17.How many hours are there from 11:00 to 16:00?
18. 18.A match starts at 15:35 and lasts 4 hours 25 minutes. At what time does it end? (a) 20:00 (b) 21:00 (c) 19:00
19. 19.A film is 1 hour 35 minutes long. How many minutes is that?
20. 20.A match starts at 08:25 and lasts 1 hour 10 minutes. At what time does it end? (a) 10:35 (b) 08:35 (c) 09:35
21. 21.How many hours are there from 10:00 to 15:00?
22. 22.A film is 4 hours 20 minutes long. How many minutes is that?
23. 23.Write 11:10 a.m. in 24-hour time. (a) 23:10 (b) 13:10 (c) 11:10
24. 24.What is 01:50 in 12-hour time? (a) 1:50 a.m. (b) 3:50 a.m. (c) 1:50 p.m.
25. 25.What is 02:55 in 12-hour time? (a) 2:55 p.m. (b) 2:55 a.m. (c) 4:55 a.m.
26. 26.A film is 4 hours 10 minutes long. How many minutes is that?
27. 27.What is 08:30 in 12-hour time? (a) 8:30 a.m. (b) 10:30 a.m. (c) 8:30 p.m.
28. 28.How many hours are there from 07:00 to 12:00?
29. 29.Write 11:35 p.m. in 24-hour time. (a) 23:35 (b) 11:35 (c) 01:35
30. 30.What is 11:05 in 12-hour time? (a) 11:05 a.m. (b) 11:05 p.m. (c) 1:05 a.m.
31. 31.What is 15:35 in 12-hour time? (a) 3:35 a.m. (b) 3:35 p.m. (c) 5:35 p.m.
32. 32.Write 11:00 p.m. in 24-hour time. (a) 23:00 (b) 01:00 (c) 11:00
33. 33.A film is 3 hours 25 minutes long. How many minutes is that?
34. 34.How many hours are there from 09:00 to 13:00?
35. 35.What is 08:55 in 12-hour time? (a) 8:55 a.m. (b) 8:55 p.m. (c) 10:55 a.m.
36. 36.Write 1:15 p.m. in 24-hour time. (a) 15:15 (b) 01:15 (c) 13:15
37. 37.A film is 1 hour 30 minutes long. How many minutes is that?
38. 38.A film is 3 hours 15 minutes long. How many minutes is that?
39. 39.Write 9:45 p.m. in 24-hour time. (a) 21:45 (b) 09:45 (c) 23:45
40. 40.A film is 1 hour 20 minutes long. How many minutes is that?

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