Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 298 · 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 10:25 and lasts 3 hours 10 minutes. At what time does it end? (a) 13:35 (b) 14:35 (c) 12:35
2. 2.What is 11:25 in 12-hour time? (a) 11:25 p.m. (b) 1:25 a.m. (c) 11:25 a.m.
3. 3.How many hours are there from 11:00 to 15:00?
4. 4.A film is 3 hours 5 minutes long. How many minutes is that?
5. 5.A film is 2 hours 45 minutes long. How many minutes is that?
6. 6.A match starts at 07:50 and lasts 4 hours 30 minutes. At what time does it end? (a) 13:20 (b) 11:20 (c) 12:20
7. 7.A match starts at 10:50 and lasts 3 hours 5 minutes. At what time does it end? (a) 12:55 (b) 14:55 (c) 13:55
8. 8.Write 2:20 a.m. in 24-hour time. (a) 14:20 (b) 04:20 (c) 02:20
9. 9.A train leaves at 13:00 and reaches at 15:35. How long is the journey (in minutes)?
10. 10.A match starts at 13:20 and lasts 4 hours 35 minutes. At what time does it end? (a) 17:55 (b) 16:55 (c) 18:55
11. 11.Write 5:00 a.m. in 24-hour time. (a) 07:00 (b) 17:00 (c) 05:00
12. 12.A film is 4 hours 30 minutes long. How many minutes is that?
13. 13.A film is 1 hour 10 minutes long. How many minutes is that?
14. 14.Write 4:55 a.m. in 24-hour time. (a) 16:55 (b) 06:55 (c) 04:55
15. 15.A match starts at 10:10 and lasts 3 hours 10 minutes. At what time does it end? (a) 12:20 (b) 13:20 (c) 14:20
16. 16.Write 4:05 a.m. in 24-hour time. (a) 06:05 (b) 04:05 (c) 16:05
17. 17.A train leaves at 13:20 and reaches at 14:00. How long is the journey (in minutes)?
18. 18.A film is 4 hours 40 minutes long. How many minutes is that?
19. 19.How many hours are there from 09:00 to 20:00?
20. 20.Write 8:20 p.m. in 24-hour time. (a) 20:20 (b) 08:20 (c) 22:20
21. 21.A match starts at 09:55 and lasts 3 hours 35 minutes. At what time does it end? (a) 12:30 (b) 14:30 (c) 13:30
22. 22.Write 6:00 p.m. in 24-hour time. (a) 20:00 (b) 18:00 (c) 06:00
23. 23.Write 7:30 a.m. in 24-hour time. (a) 19:30 (b) 09:30 (c) 07:30
24. 24.What is 11:55 in 12-hour time? (a) 11:55 p.m. (b) 11:55 a.m. (c) 1:55 a.m.
25. 25.A match starts at 13:15 and lasts 2 hours 25 minutes. At what time does it end? (a) 16:40 (b) 14:40 (c) 15:40
26. 26.A match starts at 08:20 and lasts 3 hours 30 minutes. At what time does it end? (a) 11:50 (b) 12:50 (c) 10:50
27. 27.A film is 2 hours 10 minutes long. How many minutes is that?
28. 28.Write 7:35 p.m. in 24-hour time. (a) 07:35 (b) 19:35 (c) 21:35
29. 29.A film is 3 hours 25 minutes long. How many minutes is that?
30. 30.A train leaves at 06:35 and reaches at 07:40. How long is the journey (in minutes)?
31. 31.A train leaves at 19:40 and reaches at 20:25. How long is the journey (in minutes)?
32. 32.How many hours are there from 05:00 to 07:00?
33. 33.A film is 3 hours 50 minutes long. How many minutes is that?
34. 34.What is 20:45 in 12-hour time? (a) 8:45 a.m. (b) 8:45 p.m. (c) 10:45 p.m.
35. 35.A train leaves at 06:55 and reaches at 08:50. How long is the journey (in minutes)?
36. 36.What is 13:45 in 12-hour time? (a) 1:45 a.m. (b) 1:45 p.m. (c) 3:45 p.m.
37. 37.What is 15:20 in 12-hour time? (a) 5:20 p.m. (b) 3:20 a.m. (c) 3:20 p.m.
38. 38.A match starts at 07:25 and lasts 1 hour 20 minutes. At what time does it end? (a) 08:45 (b) 09:45 (c) 07:45
39. 39.A train leaves at 09:10 and reaches at 09:35. How long is the journey (in minutes)?
40. 40.A match starts at 16:45 and lasts 1 hour. At what time does it end? (a) 16:45 (b) 18:45 (c) 17:45

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