Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 148 · 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 film is 1 hour 30 minutes long. How many minutes is that?
2. 2.A match starts at 12:20 and lasts 1 hour 30 minutes. At what time does it end? (a) 12:50 (b) 13:50 (c) 14:50
3. 3.Write 2:10 p.m. in 24-hour time. (a) 02:10 (b) 16:10 (c) 14:10
4. 4.A match starts at 14:30 and lasts 3 hours 10 minutes. At what time does it end? (a) 16:40 (b) 18:40 (c) 17:40
5. 5.A match starts at 14:20 and lasts 3 hours 55 minutes. At what time does it end? (a) 18:15 (b) 19:15 (c) 17:15
6. 6.Write 10:55 p.m. in 24-hour time. (a) 10:55 (b) 00:55 (c) 22:55
7. 7.A film is 3 hours 30 minutes long. How many minutes is that?
8. 8.A film is 1 hour 15 minutes long. How many minutes is that?
9. 9.What is 06:20 in 12-hour time? (a) 6:20 a.m. (b) 8:20 a.m. (c) 6:20 p.m.
10. 10.Write 7:20 a.m. in 24-hour time. (a) 09:20 (b) 07:20 (c) 19:20
11. 11.A match starts at 09:15 and lasts 3 hours. At what time does it end? (a) 13:15 (b) 12:15 (c) 11:15
12. 12.A match starts at 17:25 and lasts 2 hours 20 minutes. At what time does it end? (a) 20:45 (b) 18:45 (c) 19:45
13. 13.A train leaves at 16:30 and reaches at 17:45. How long is the journey (in minutes)?
14. 14.What is 09:55 in 12-hour time? (a) 11:55 a.m. (b) 9:55 a.m. (c) 9:55 p.m.
15. 15.A match starts at 11:30 and lasts 2 hours 15 minutes. At what time does it end? (a) 14:45 (b) 13:45 (c) 12:45
16. 16.How many hours are there from 11:00 to 19:00?
17. 17.A match starts at 09:10 and lasts 1 hour 25 minutes. At what time does it end? (a) 09:35 (b) 11:35 (c) 10:35
18. 18.What is 11:25 in 12-hour time? (a) 11:25 p.m. (b) 1:25 a.m. (c) 11:25 a.m.
19. 19.A film is 1 hour 5 minutes long. How many minutes is that?
20. 20.Write 7:50 p.m. in 24-hour time. (a) 21:50 (b) 07:50 (c) 19:50
21. 21.What is 19:55 in 12-hour time? (a) 7:55 a.m. (b) 7:55 p.m. (c) 9:55 p.m.
22. 22.Write 5:20 a.m. in 24-hour time. (a) 07:20 (b) 17:20 (c) 05:20
23. 23.Write 3:20 a.m. in 24-hour time. (a) 05:20 (b) 15:20 (c) 03:20
24. 24.What is 07:25 in 12-hour time? (a) 7:25 p.m. (b) 9:25 a.m. (c) 7:25 a.m.
25. 25.A film is 4 hours 15 minutes long. How many minutes is that?
26. 26.A train leaves at 07:25 and reaches at 10:30. How long is the journey (in minutes)?
27. 27.How many hours are there from 06:00 to 23:00?
28. 28.A train leaves at 14:55 and reaches at 15:35. How long is the journey (in minutes)?
29. 29.A match starts at 18:20 and lasts 4 hours 5 minutes. At what time does it end? (a) 21:25 (b) 23:25 (c) 22:25
30. 30.How many hours are there from 05:00 to 13:00?
31. 31.A film is 3 hours 50 minutes long. How many minutes is that?
32. 32.What is 03:15 in 12-hour time? (a) 3:15 p.m. (b) 5:15 a.m. (c) 3:15 a.m.
33. 33.What is 19:05 in 12-hour time? (a) 7:05 a.m. (b) 9:05 p.m. (c) 7:05 p.m.
34. 34.A train leaves at 12:55 and reaches at 14:40. How long is the journey (in minutes)?
35. 35.Write 2:25 p.m. in 24-hour time. (a) 14:25 (b) 02:25 (c) 16:25
36. 36.How many hours are there from 07:00 to 13:00?
37. 37.A train leaves at 13:25 and reaches at 14:15. How long is the journey (in minutes)?
38. 38.A train leaves at 19:40 and reaches at 20:15. How long is the journey (in minutes)?
39. 39.How many hours are there from 07:00 to 19:00?
40. 40.A match starts at 08:35 and lasts 2 hours 50 minutes. At what time does it end? (a) 10:25 (b) 12:25 (c) 11:25

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