Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 156 · 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 06:10 and lasts 3 hours. At what time does it end? (a) 09:10 (b) 10:10 (c) 08:10
2. 2.A match starts at 12:05 and lasts 2 hours 5 minutes. At what time does it end? (a) 13:10 (b) 15:10 (c) 14:10
3. 3.How many hours are there from 11:00 to 15:00?
4. 4.Write 6:15 a.m. in 24-hour time. (a) 08:15 (b) 06:15 (c) 18:15
5. 5.A film is 2 hours 35 minutes long. How many minutes is that?
6. 6.What is 05:30 in 12-hour time? (a) 5:30 p.m. (b) 7:30 a.m. (c) 5:30 a.m.
7. 7.Write 8:45 p.m. in 24-hour time. (a) 08:45 (b) 22:45 (c) 20:45
8. 8.What is 03:20 in 12-hour time? (a) 3:20 p.m. (b) 3:20 a.m. (c) 5:20 a.m.
9. 9.A film is 3 hours 35 minutes long. How many minutes is that?
10. 10.Write 4:00 p.m. in 24-hour time. (a) 04:00 (b) 18:00 (c) 16:00
11. 11.A match starts at 15:05 and lasts 2 hours 5 minutes. At what time does it end? (a) 17:10 (b) 18:10 (c) 16:10
12. 12.Write 2:30 p.m. in 24-hour time. (a) 16:30 (b) 02:30 (c) 14:30
13. 13.Write 1:55 p.m. in 24-hour time. (a) 15:55 (b) 01:55 (c) 13:55
14. 14.A match starts at 14:25 and lasts 2 hours 50 minutes. At what time does it end? (a) 18:15 (b) 16:15 (c) 17:15
15. 15.How many hours are there from 12:00 to 22:00?
16. 16.What is 05:10 in 12-hour time? (a) 7:10 a.m. (b) 5:10 a.m. (c) 5:10 p.m.
17. 17.What is 19:35 in 12-hour time? (a) 9:35 p.m. (b) 7:35 p.m. (c) 7:35 a.m.
18. 18.A match starts at 11:20 and lasts 1 hour 35 minutes. At what time does it end? (a) 11:55 (b) 12:55 (c) 13:55
19. 19.What is 04:20 in 12-hour time? (a) 4:20 p.m. (b) 4:20 a.m. (c) 6:20 a.m.
20. 20.A match starts at 07:55 and lasts 4 hours 30 minutes. At what time does it end? (a) 11:25 (b) 12:25 (c) 13:25
21. 21.What is 08:10 in 12-hour time? (a) 8:10 a.m. (b) 10:10 a.m. (c) 8:10 p.m.
22. 22.A match starts at 14:50 and lasts 1 hour 15 minutes. At what time does it end? (a) 17:05 (b) 15:05 (c) 16:05
23. 23.How many hours are there from 12:00 to 17:00?
24. 24.A match starts at 13:05 and lasts 1 hour 45 minutes. At what time does it end? (a) 14:50 (b) 13:50 (c) 15:50
25. 25.A match starts at 17:20 and lasts 2 hours 5 minutes. At what time does it end? (a) 20:25 (b) 18:25 (c) 19:25
26. 26.A film is 3 hours 10 minutes long. How many minutes is that?
27. 27.How many hours are there from 12:00 to 19:00?
28. 28.What is 15:10 in 12-hour time? (a) 3:10 p.m. (b) 5:10 p.m. (c) 3:10 a.m.
29. 29.Write 1:10 a.m. in 24-hour time. (a) 01:10 (b) 13:10 (c) 03:10
30. 30.A train leaves at 06:30 and reaches at 07:35. How long is the journey (in minutes)?
31. 31.A film is 1 hour 15 minutes long. How many minutes is that?
32. 32.What is 10:45 in 12-hour time? (a) 12:45 a.m. (b) 10:45 p.m. (c) 10:45 a.m.
33. 33.A train leaves at 13:45 and reaches at 14:20. How long is the journey (in minutes)?
34. 34.Write 2:35 a.m. in 24-hour time. (a) 02:35 (b) 14:35 (c) 04:35
35. 35.What is 20:00 in 12-hour time? (a) 10:00 p.m. (b) 8:00 a.m. (c) 8:00 p.m.
36. 36.A match starts at 16:50 and lasts 3 hours 20 minutes. At what time does it end? (a) 21:10 (b) 19:10 (c) 20:10
37. 37.A train leaves at 11:00 and reaches at 11:45. How long is the journey (in minutes)?
38. 38.Write 6:00 a.m. in 24-hour time. (a) 18:00 (b) 08:00 (c) 06:00
39. 39.A film is 3 hours 25 minutes long. How many minutes is that?
40. 40.What is 15:50 in 12-hour time? (a) 5:50 p.m. (b) 3:50 a.m. (c) 3:50 p.m.

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