Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 243 · 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 12:45 and lasts 3 hours 15 minutes. At what time does it end? (a) 16:00 (b) 15:00 (c) 17:00
2. 2.A train leaves at 11:15 and reaches at 14:30. How long is the journey (in minutes)?
3. 3.A film is 4 hours 15 minutes long. How many minutes is that?
4. 4.A match starts at 17:20 and lasts 4 hours 45 minutes. At what time does it end? (a) 21:05 (b) 23:05 (c) 22:05
5. 5.A film is 1 hour 20 minutes long. How many minutes is that?
6. 6.A film is 1 hour 10 minutes long. How many minutes is that?
7. 7.A train leaves at 16:15 and reaches at 18:55. How long is the journey (in minutes)?
8. 8.A match starts at 06:05 and lasts 4 hours 20 minutes. At what time does it end? (a) 11:25 (b) 09:25 (c) 10:25
9. 9.What is 16:05 in 12-hour time? (a) 4:05 a.m. (b) 4:05 p.m. (c) 6:05 p.m.
10. 10.How many hours are there from 06:00 to 19:00?
11. 11.What is 22:35 in 12-hour time? (a) 10:35 p.m. (b) 10:35 a.m. (c) 12:35 p.m.
12. 12.A match starts at 09:40 and lasts 2 hours 40 minutes. At what time does it end? (a) 11:20 (b) 13:20 (c) 12:20
13. 13.A match starts at 07:50 and lasts 2 hours 5 minutes. At what time does it end? (a) 08:55 (b) 09:55 (c) 10:55
14. 14.A film is 1 hour 25 minutes long. How many minutes is that?
15. 15.What is 22:05 in 12-hour time? (a) 12:05 p.m. (b) 10:05 p.m. (c) 10:05 a.m.
16. 16.A film is 1 hour 5 minutes long. How many minutes is that?
17. 17.A train leaves at 08:05 and reaches at 10:40. How long is the journey (in minutes)?
18. 18.Write 8:10 p.m. in 24-hour time. (a) 20:10 (b) 22:10 (c) 08:10
19. 19.How many hours are there from 11:00 to 19:00?
20. 20.Write 3:45 a.m. in 24-hour time. (a) 03:45 (b) 15:45 (c) 05:45
21. 21.Write 8:00 a.m. in 24-hour time. (a) 10:00 (b) 20:00 (c) 08:00
22. 22.A match starts at 12:30 and lasts 4 hours 40 minutes. At what time does it end? (a) 16:10 (b) 17:10 (c) 18:10
23. 23.A train leaves at 15:05 and reaches at 16:15. How long is the journey (in minutes)?
24. 24.A match starts at 12:10 and lasts 2 hours 50 minutes. At what time does it end? (a) 14:00 (b) 16:00 (c) 15:00
25. 25.A match starts at 11:45 and lasts 3 hours 30 minutes. At what time does it end? (a) 16:15 (b) 14:15 (c) 15:15
26. 26.What is 07:00 in 12-hour time? (a) 7:00 p.m. (b) 9:00 a.m. (c) 7:00 a.m.
27. 27.Write 2:50 p.m. in 24-hour time. (a) 16:50 (b) 02:50 (c) 14:50
28. 28.How many hours are there from 09:00 to 12:00?
29. 29.What is 20:15 in 12-hour time? (a) 8:15 p.m. (b) 8:15 a.m. (c) 10:15 p.m.
30. 30.How many hours are there from 06:00 to 12:00?
31. 31.Write 7:25 p.m. in 24-hour time. (a) 21:25 (b) 07:25 (c) 19:25
32. 32.Write 8:50 p.m. in 24-hour time. (a) 08:50 (b) 22:50 (c) 20:50
33. 33.A train leaves at 16:05 and reaches at 19:15. How long is the journey (in minutes)?
34. 34.What is 23:40 in 12-hour time? (a) 11:40 p.m. (b) 11:40 a.m. (c) 1:40 p.m.
35. 35.What is 07:20 in 12-hour time? (a) 7:20 p.m. (b) 9:20 a.m. (c) 7:20 a.m.
36. 36.A train leaves at 06:55 and reaches at 08:30. How long is the journey (in minutes)?
37. 37.A train leaves at 09:40 and reaches at 11:50. How long is the journey (in minutes)?
38. 38.Write 1:50 p.m. in 24-hour time. (a) 15:50 (b) 13:50 (c) 01:50
39. 39.A film is 3 hours 30 minutes long. How many minutes is that?
40. 40.How many hours are there from 06:00 to 08:00?

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