Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 859 · 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.How many hours are there from 06:00 to 11:00?
2. 2.What is 23:10 in 12-hour time? (a) 11:10 p.m. (b) 1:10 p.m. (c) 11:10 a.m.
3. 3.A train leaves at 17:00 and reaches at 18:15. How long is the journey (in minutes)?
4. 4.What is 01:10 in 12-hour time? (a) 1:10 p.m. (b) 3:10 a.m. (c) 1:10 a.m.
5. 5.How many hours are there from 12:00 to 16:00?
6. 6.Write 3:45 a.m. in 24-hour time. (a) 03:45 (b) 15:45 (c) 05:45
7. 7.A train leaves at 09:15 and reaches at 09:50. How long is the journey (in minutes)?
8. 8.A match starts at 18:15 and lasts 1 hour 10 minutes. At what time does it end? (a) 18:25 (b) 19:25 (c) 20:25
9. 9.A match starts at 12:40 and lasts 4 hours 15 minutes. At what time does it end? (a) 16:55 (b) 15:55 (c) 17:55
10. 10.A match starts at 10:25 and lasts 4 hours 15 minutes. At what time does it end? (a) 14:40 (b) 13:40 (c) 15:40
11. 11.A match starts at 16:05 and lasts 4 hours 40 minutes. At what time does it end? (a) 20:45 (b) 19:45 (c) 21:45
12. 12.How many hours are there from 05:00 to 22:00?
13. 13.What is 15:10 in 12-hour time? (a) 3:10 p.m. (b) 5:10 p.m. (c) 3:10 a.m.
14. 14.A film is 4 hours 15 minutes long. How many minutes is that?
15. 15.What is 03:45 in 12-hour time? (a) 5:45 a.m. (b) 3:45 p.m. (c) 3:45 a.m.
16. 16.A match starts at 16:05 and lasts 1 hour 20 minutes. At what time does it end? (a) 16:25 (b) 17:25 (c) 18:25
17. 17.A train leaves at 06:05 and reaches at 09:00. How long is the journey (in minutes)?
18. 18.A match starts at 16:00 and lasts 4 hours 15 minutes. At what time does it end? (a) 21:15 (b) 19:15 (c) 20:15
19. 19.A train leaves at 18:45 and reaches at 21:45. How long is the journey (in minutes)?
20. 20.A match starts at 14:20 and lasts 1 hour 15 minutes. At what time does it end? (a) 15:35 (b) 16:35 (c) 14:35
21. 21.What is 21:15 in 12-hour time? (a) 9:15 p.m. (b) 9:15 a.m. (c) 11:15 p.m.
22. 22.Write 3:15 p.m. in 24-hour time. (a) 15:15 (b) 17:15 (c) 03:15
23. 23.A train leaves at 16:10 and reaches at 17:20. How long is the journey (in minutes)?
24. 24.Write 6:25 p.m. in 24-hour time. (a) 06:25 (b) 20:25 (c) 18:25
25. 25.Write 8:55 a.m. in 24-hour time. (a) 08:55 (b) 10:55 (c) 20:55
26. 26.A film is 2 hours 35 minutes long. How many minutes is that?
27. 27.A train leaves at 18:55 and reaches at 20:25. How long is the journey (in minutes)?
28. 28.A match starts at 06:40 and lasts 2 hours 50 minutes. At what time does it end? (a) 08:30 (b) 10:30 (c) 09:30
29. 29.Write 6:55 a.m. in 24-hour time. (a) 08:55 (b) 06:55 (c) 18:55
30. 30.A match starts at 09:35 and lasts 2 hours 30 minutes. At what time does it end? (a) 11:05 (b) 13:05 (c) 12:05
31. 31.A match starts at 09:50 and lasts 3 hours 40 minutes. At what time does it end? (a) 13:30 (b) 14:30 (c) 12:30
32. 32.A film is 2 hours 15 minutes long. How many minutes is that?
33. 33.What is 10:20 in 12-hour time? (a) 10:20 p.m. (b) 12:20 a.m. (c) 10:20 a.m.
34. 34.A film is 2 hours 55 minutes long. How many minutes is that?
35. 35.A match starts at 14:05 and lasts 2 hours 15 minutes. At what time does it end? (a) 17:20 (b) 16:20 (c) 15:20
36. 36.A film is 4 hours 50 minutes long. How many minutes is that?
37. 37.What is 17:40 in 12-hour time? (a) 5:40 a.m. (b) 5:40 p.m. (c) 7:40 p.m.
38. 38.What is 15:45 in 12-hour time? (a) 3:45 a.m. (b) 3:45 p.m. (c) 5:45 p.m.
39. 39.Write 3:35 a.m. in 24-hour time. (a) 15:35 (b) 05:35 (c) 03:35
40. 40.What is 16:45 in 12-hour time? (a) 6:45 p.m. (b) 4:45 p.m. (c) 4:45 a.m.

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