Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 781 · 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 09:20 and lasts 4 hours 45 minutes. At what time does it end? (a) 15:05 (b) 14:05 (c) 13:05
2. 2.A match starts at 15:15 and lasts 4 hours 45 minutes. At what time does it end? (a) 21:00 (b) 20:00 (c) 19:00
3. 3.A match starts at 06:25 and lasts 4 hours 5 minutes. At what time does it end? (a) 10:30 (b) 09:30 (c) 11:30
4. 4.A train leaves at 11:55 and reaches at 13:05. How long is the journey (in minutes)?
5. 5.How many hours are there from 06:00 to 22:00?
6. 6.A film is 2 hours 55 minutes long. How many minutes is that?
7. 7.What is 22:35 in 12-hour time? (a) 10:35 p.m. (b) 10:35 a.m. (c) 12:35 p.m.
8. 8.What is 17:55 in 12-hour time? (a) 5:55 a.m. (b) 7:55 p.m. (c) 5:55 p.m.
9. 9.Write 6:35 p.m. in 24-hour time. (a) 06:35 (b) 20:35 (c) 18:35
10. 10.How many hours are there from 05:00 to 07:00?
11. 11.How many hours are there from 09:00 to 12:00?
12. 12.What is 10:05 in 12-hour time? (a) 10:05 p.m. (b) 10:05 a.m. (c) 12:05 a.m.
13. 13.How many hours are there from 10:00 to 14:00?
14. 14.Write 6:10 a.m. in 24-hour time. (a) 08:10 (b) 06:10 (c) 18:10
15. 15.Write 9:50 p.m. in 24-hour time. (a) 21:50 (b) 09:50 (c) 23:50
16. 16.Write 6:50 p.m. in 24-hour time. (a) 06:50 (b) 18:50 (c) 20:50
17. 17.What is 07:00 in 12-hour time? (a) 9:00 a.m. (b) 7:00 a.m. (c) 7:00 p.m.
18. 18.A train leaves at 06:45 and reaches at 08:00. How long is the journey (in minutes)?
19. 19.Write 1:50 p.m. in 24-hour time. (a) 15:50 (b) 01:50 (c) 13:50
20. 20.Write 10:05 a.m. in 24-hour time. (a) 22:05 (b) 12:05 (c) 10:05
21. 21.A film is 2 hours 50 minutes long. How many minutes is that?
22. 22.A match starts at 09:20 and lasts 1 hour 15 minutes. At what time does it end? (a) 09:35 (b) 10:35 (c) 11:35
23. 23.How many hours are there from 11:00 to 18:00?
24. 24.What is 02:25 in 12-hour time? (a) 4:25 a.m. (b) 2:25 a.m. (c) 2:25 p.m.
25. 25.A film is 4 hours 50 minutes long. How many minutes is that?
26. 26.A film is 4 hours 10 minutes long. How many minutes is that?
27. 27.A match starts at 08:15 and lasts 1 hour 30 minutes. At what time does it end? (a) 08:45 (b) 09:45 (c) 10:45
28. 28.Write 4:35 p.m. in 24-hour time. (a) 16:35 (b) 18:35 (c) 04:35
29. 29.Write 10:45 a.m. in 24-hour time. (a) 12:45 (b) 22:45 (c) 10:45
30. 30.What is 11:35 in 12-hour time? (a) 11:35 a.m. (b) 11:35 p.m. (c) 1:35 a.m.
31. 31.A train leaves at 08:10 and reaches at 09:00. How long is the journey (in minutes)?
32. 32.A train leaves at 19:05 and reaches at 21:00. How long is the journey (in minutes)?
33. 33.A train leaves at 12:55 and reaches at 14:40. How long is the journey (in minutes)?
34. 34.A match starts at 06:25 and lasts 2 hours 35 minutes. At what time does it end? (a) 09:00 (b) 10:00 (c) 08:00
35. 35.A train leaves at 16:00 and reaches at 17:20. How long is the journey (in minutes)?
36. 36.A match starts at 12:35 and lasts 3 hours 50 minutes. At what time does it end? (a) 15:25 (b) 17:25 (c) 16:25
37. 37.Write 7:25 p.m. in 24-hour time. (a) 21:25 (b) 19:25 (c) 07:25
38. 38.A match starts at 17:30 and lasts 1 hour 25 minutes. At what time does it end? (a) 18:55 (b) 19:55 (c) 17:55
39. 39.A film is 3 hours 5 minutes long. How many minutes is that?
40. 40.Write 8:20 p.m. in 24-hour time. (a) 08:20 (b) 22:20 (c) 20:20

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