Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 425 · 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 07:00 and lasts 4 hours 15 minutes. At what time does it end? (a) 11:15 (b) 12:15 (c) 10:15
2. 2.A train leaves at 09:50 and reaches at 10:40. How long is the journey (in minutes)?
3. 3.How many hours are there from 12:00 to 23:00?
4. 4.A match starts at 11:25 and lasts 3 hours 5 minutes. At what time does it end? (a) 14:30 (b) 15:30 (c) 13:30
5. 5.A match starts at 14:30 and lasts 3 hours 15 minutes. At what time does it end? (a) 16:45 (b) 18:45 (c) 17:45
6. 6.Write 5:10 a.m. in 24-hour time. (a) 05:10 (b) 07:10 (c) 17:10
7. 7.A train leaves at 06:45 and reaches at 09:15. How long is the journey (in minutes)?
8. 8.Write 5:05 a.m. in 24-hour time. (a) 05:05 (b) 07:05 (c) 17:05
9. 9.A match starts at 11:05 and lasts 3 hours 5 minutes. At what time does it end? (a) 15:10 (b) 14:10 (c) 13:10
10. 10.What is 14:00 in 12-hour time? (a) 4:00 p.m. (b) 2:00 a.m. (c) 2:00 p.m.
11. 11.What is 07:10 in 12-hour time? (a) 7:10 a.m. (b) 9:10 a.m. (c) 7:10 p.m.
12. 12.Write 5:55 a.m. in 24-hour time. (a) 07:55 (b) 17:55 (c) 05:55
13. 13.Write 3:10 a.m. in 24-hour time. (a) 03:10 (b) 15:10 (c) 05:10
14. 14.Write 4:10 p.m. in 24-hour time. (a) 18:10 (b) 04:10 (c) 16:10
15. 15.A film is 4 hours 50 minutes long. How many minutes is that?
16. 16.A match starts at 09:40 and lasts 1 hour 25 minutes. At what time does it end? (a) 11:05 (b) 10:05 (c) 12:05
17. 17.A match starts at 13:45 and lasts 1 hour 55 minutes. At what time does it end? (a) 15:40 (b) 14:40 (c) 16:40
18. 18.How many hours are there from 05:00 to 22:00?
19. 19.How many hours are there from 10:00 to 18:00?
20. 20.What is 17:45 in 12-hour time? (a) 5:45 a.m. (b) 7:45 p.m. (c) 5:45 p.m.
21. 21.Write 4:05 p.m. in 24-hour time. (a) 04:05 (b) 18:05 (c) 16:05
22. 22.A train leaves at 14:05 and reaches at 16:05. How long is the journey (in minutes)?
23. 23.How many hours are there from 09:00 to 22:00?
24. 24.A train leaves at 11:20 and reaches at 14:15. How long is the journey (in minutes)?
25. 25.A film is 4 hours 5 minutes long. How many minutes is that?
26. 26.A match starts at 17:50 and lasts 4 hours 30 minutes. At what time does it end? (a) 21:20 (b) 23:20 (c) 22:20
27. 27.What is 10:40 in 12-hour time? (a) 10:40 p.m. (b) 10:40 a.m. (c) 12:40 a.m.
28. 28.What is 20:00 in 12-hour time? (a) 8:00 p.m. (b) 10:00 p.m. (c) 8:00 a.m.
29. 29.Write 6:25 p.m. in 24-hour time. (a) 18:25 (b) 06:25 (c) 20:25
30. 30.A film is 3 hours 5 minutes long. How many minutes is that?
31. 31.What is 19:20 in 12-hour time? (a) 7:20 a.m. (b) 9:20 p.m. (c) 7:20 p.m.
32. 32.How many hours are there from 09:00 to 18:00?
33. 33.A train leaves at 19:20 and reaches at 20:10. How long is the journey (in minutes)?
34. 34.What is 23:50 in 12-hour time? (a) 11:50 p.m. (b) 1:50 p.m. (c) 11:50 a.m.
35. 35.What is 19:35 in 12-hour time? (a) 9:35 p.m. (b) 7:35 p.m. (c) 7:35 a.m.
36. 36.Write 7:00 a.m. in 24-hour time. (a) 07:00 (b) 09:00 (c) 19:00
37. 37.A train leaves at 15:50 and reaches at 18:35. How long is the journey (in minutes)?
38. 38.What is 09:15 in 12-hour time? (a) 9:15 p.m. (b) 11:15 a.m. (c) 9:15 a.m.
39. 39.Write 1:50 p.m. in 24-hour time. (a) 15:50 (b) 01:50 (c) 13:50
40. 40.A train leaves at 08:25 and reaches at 11:20. How long is the journey (in minutes)?

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