Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 940 · 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 train leaves at 12:30 and reaches at 15:50. How long is the journey (in minutes)?
2. 2.How many hours are there from 06:00 to 09:00?
3. 3.A match starts at 11:40 and lasts 3 hours 20 minutes. At what time does it end? (a) 16:00 (b) 14:00 (c) 15:00
4. 4.What is 06:35 in 12-hour time? (a) 6:35 p.m. (b) 6:35 a.m. (c) 8:35 a.m.
5. 5.A match starts at 12:30 and lasts 3 hours 30 minutes. At what time does it end? (a) 15:00 (b) 16:00 (c) 17:00
6. 6.A match starts at 07:10 and lasts 1 hour 10 minutes. At what time does it end? (a) 08:20 (b) 09:20 (c) 07:20
7. 7.How many hours are there from 12:00 to 15:00?
8. 8.What is 14:45 in 12-hour time? (a) 2:45 a.m. (b) 4:45 p.m. (c) 2:45 p.m.
9. 9.Write 5:40 p.m. in 24-hour time. (a) 05:40 (b) 17:40 (c) 19:40
10. 10.A match starts at 16:25 and lasts 2 hours 40 minutes. At what time does it end? (a) 18:05 (b) 19:05 (c) 20:05
11. 11.A film is 2 hours 5 minutes long. How many minutes is that?
12. 12.A match starts at 13:40 and lasts 2 hours 15 minutes. At what time does it end? (a) 14:55 (b) 16:55 (c) 15:55
13. 13.A film is 4 hours 30 minutes long. How many minutes is that?
14. 14.How many hours are there from 09:00 to 23:00?
15. 15.Write 8:05 p.m. in 24-hour time. (a) 22:05 (b) 20:05 (c) 08:05
16. 16.A match starts at 08:10 and lasts 4 hours 50 minutes. At what time does it end? (a) 12:00 (b) 13:00 (c) 14:00
17. 17.What is 10:40 in 12-hour time? (a) 10:40 p.m. (b) 12:40 a.m. (c) 10:40 a.m.
18. 18.A film is 2 hours 25 minutes long. How many minutes is that?
19. 19.How many hours are there from 06:00 to 22:00?
20. 20.A film is 1 hour 15 minutes long. How many minutes is that?
21. 21.A film is 3 hours 25 minutes long. How many minutes is that?
22. 22.Write 3:20 p.m. in 24-hour time. (a) 15:20 (b) 03:20 (c) 17:20
23. 23.A film is 4 hours 40 minutes long. How many minutes is that?
24. 24.Write 3:00 a.m. in 24-hour time. (a) 15:00 (b) 03:00 (c) 05:00
25. 25.Write 6:00 p.m. in 24-hour time. (a) 18:00 (b) 20:00 (c) 06:00
26. 26.What is 17:10 in 12-hour time? (a) 5:10 p.m. (b) 7:10 p.m. (c) 5:10 a.m.
27. 27.A match starts at 11:05 and lasts 1 hour 5 minutes. At what time does it end? (a) 11:10 (b) 12:10 (c) 13:10
28. 28.How many hours are there from 08:00 to 21:00?
29. 29.Write 8:05 a.m. in 24-hour time. (a) 20:05 (b) 08:05 (c) 10:05
30. 30.How many hours are there from 06:00 to 08:00?
31. 31.A match starts at 11:40 and lasts 2 hours 35 minutes. At what time does it end? (a) 15:15 (b) 14:15 (c) 13:15
32. 32.A match starts at 07:40 and lasts 2 hours 20 minutes. At what time does it end? (a) 10:00 (b) 11:00 (c) 09:00
33. 33.Write 4:20 p.m. in 24-hour time. (a) 04:20 (b) 18:20 (c) 16:20
34. 34.A film is 3 hours 20 minutes long. How many minutes is that?
35. 35.How many hours are there from 12:00 to 20:00?
36. 36.A train leaves at 14:00 and reaches at 15:00. How long is the journey (in minutes)?
37. 37.Write 9:30 p.m. in 24-hour time. (a) 23:30 (b) 09:30 (c) 21:30
38. 38.A train leaves at 13:30 and reaches at 15:00. How long is the journey (in minutes)?
39. 39.A train leaves at 07:25 and reaches at 10:30. How long is the journey (in minutes)?
40. 40.A match starts at 15:10 and lasts 1 hour. At what time does it end? (a) 16:10 (b) 17:10 (c) 15:10

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