Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 147 · 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 06:50 and reaches at 09:35. How long is the journey (in minutes)?
2. 2.What is 17:25 in 12-hour time? (a) 7:25 p.m. (b) 5:25 a.m. (c) 5:25 p.m.
3. 3.A match starts at 13:45 and lasts 2 hours 50 minutes. At what time does it end? (a) 15:35 (b) 17:35 (c) 16:35
4. 4.A film is 3 hours 40 minutes long. How many minutes is that?
5. 5.What is 05:10 in 12-hour time? (a) 7:10 a.m. (b) 5:10 p.m. (c) 5:10 a.m.
6. 6.A match starts at 18:00 and lasts 1 hour 35 minutes. At what time does it end? (a) 19:35 (b) 18:35 (c) 20:35
7. 7.Write 6:55 a.m. in 24-hour time. (a) 18:55 (b) 08:55 (c) 06:55
8. 8.A match starts at 11:40 and lasts 3 hours 35 minutes. At what time does it end? (a) 14:15 (b) 16:15 (c) 15:15
9. 9.What is 23:45 in 12-hour time? (a) 11:45 a.m. (b) 11:45 p.m. (c) 1:45 p.m.
10. 10.How many hours are there from 07:00 to 11:00?
11. 11.How many hours are there from 12:00 to 17:00?
12. 12.What is 09:15 in 12-hour time? (a) 9:15 a.m. (b) 11:15 a.m. (c) 9:15 p.m.
13. 13.What is 15:05 in 12-hour time? (a) 3:05 a.m. (b) 5:05 p.m. (c) 3:05 p.m.
14. 14.A match starts at 10:35 and lasts 1 hour 45 minutes. At what time does it end? (a) 13:20 (b) 11:20 (c) 12:20
15. 15.A match starts at 15:30 and lasts 2 hours 30 minutes. At what time does it end? (a) 18:00 (b) 19:00 (c) 17:00
16. 16.A film is 1 hour 5 minutes long. How many minutes is that?
17. 17.A match starts at 10:30 and lasts 3 hours 35 minutes. At what time does it end? (a) 15:05 (b) 13:05 (c) 14:05
18. 18.How many hours are there from 05:00 to 16:00?
19. 19.A match starts at 15:20 and lasts 2 hours 45 minutes. At what time does it end? (a) 17:05 (b) 19:05 (c) 18:05
20. 20.How many hours are there from 12:00 to 18:00?
21. 21.A train leaves at 16:55 and reaches at 20:05. How long is the journey (in minutes)?
22. 22.Write 10:45 a.m. in 24-hour time. (a) 22:45 (b) 12:45 (c) 10:45
23. 23.A match starts at 06:30 and lasts 2 hours 45 minutes. At what time does it end? (a) 08:15 (b) 09:15 (c) 10:15
24. 24.Write 3:35 a.m. in 24-hour time. (a) 03:35 (b) 05:35 (c) 15:35
25. 25.How many hours are there from 07:00 to 17:00?
26. 26.A match starts at 10:55 and lasts 3 hours 25 minutes. At what time does it end? (a) 15:20 (b) 13:20 (c) 14:20
27. 27.What is 13:15 in 12-hour time? (a) 1:15 a.m. (b) 1:15 p.m. (c) 3:15 p.m.
28. 28.What is 03:00 in 12-hour time? (a) 3:00 a.m. (b) 3:00 p.m. (c) 5:00 a.m.
29. 29.How many hours are there from 07:00 to 10:00?
30. 30.How many hours are there from 12:00 to 16:00?
31. 31.Write 1:20 a.m. in 24-hour time. (a) 03:20 (b) 13:20 (c) 01:20
32. 32.Write 5:15 p.m. in 24-hour time. (a) 17:15 (b) 05:15 (c) 19:15
33. 33.A film is 4 hours 5 minutes long. How many minutes is that?
34. 34.A film is 1 hour 50 minutes long. How many minutes is that?
35. 35.A film is 2 hours 40 minutes long. How many minutes is that?
36. 36.Write 4:50 a.m. in 24-hour time. (a) 04:50 (b) 16:50 (c) 06:50
37. 37.What is 15:20 in 12-hour time? (a) 3:20 a.m. (b) 5:20 p.m. (c) 3:20 p.m.
38. 38.A match starts at 14:35 and lasts 3 hours 5 minutes. At what time does it end? (a) 18:40 (b) 17:40 (c) 16:40
39. 39.A film is 2 hours 25 minutes long. How many minutes is that?
40. 40.A train leaves at 07:10 and reaches at 09:20. How long is the journey (in minutes)?

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