Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 968 · 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 08:15 and lasts 4 hours 35 minutes. At what time does it end? (a) 13:50 (b) 12:50 (c) 11:50
2. 2.A train leaves at 19:10 and reaches at 21:15. How long is the journey (in minutes)?
3. 3.A train leaves at 14:05 and reaches at 15:05. How long is the journey (in minutes)?
4. 4.Write 3:55 p.m. in 24-hour time. (a) 03:55 (b) 17:55 (c) 15:55
5. 5.Write 1:05 a.m. in 24-hour time. (a) 03:05 (b) 13:05 (c) 01:05
6. 6.A train leaves at 13:05 and reaches at 15:40. How long is the journey (in minutes)?
7. 7.How many hours are there from 06:00 to 12:00?
8. 8.Write 3:20 p.m. in 24-hour time. (a) 15:20 (b) 17:20 (c) 03:20
9. 9.Write 2:25 p.m. in 24-hour time. (a) 02:25 (b) 16:25 (c) 14:25
10. 10.How many hours are there from 05:00 to 09:00?
11. 11.Write 1:50 a.m. in 24-hour time. (a) 03:50 (b) 13:50 (c) 01:50
12. 12.How many hours are there from 10:00 to 17:00?
13. 13.What is 18:25 in 12-hour time? (a) 6:25 a.m. (b) 6:25 p.m. (c) 8:25 p.m.
14. 14.A match starts at 10:15 and lasts 2 hours 15 minutes. At what time does it end? (a) 12:30 (b) 13:30 (c) 11:30
15. 15.What is 02:05 in 12-hour time? (a) 2:05 a.m. (b) 4:05 a.m. (c) 2:05 p.m.
16. 16.A match starts at 15:30 and lasts 1 hour 30 minutes. At what time does it end? (a) 16:00 (b) 18:00 (c) 17:00
17. 17.A match starts at 18:35 and lasts 2 hours. At what time does it end? (a) 21:35 (b) 20:35 (c) 19:35
18. 18.A match starts at 09:10 and lasts 1 hour 20 minutes. At what time does it end? (a) 11:30 (b) 10:30 (c) 09:30
19. 19.How many hours are there from 07:00 to 09:00?
20. 20.A match starts at 18:35 and lasts 1 hour 45 minutes. At what time does it end? (a) 21:20 (b) 19:20 (c) 20:20
21. 21.A match starts at 14:50 and lasts 1 hour 15 minutes. At what time does it end? (a) 17:05 (b) 16:05 (c) 15:05
22. 22.What is 11:55 in 12-hour time? (a) 11:55 p.m. (b) 1:55 a.m. (c) 11:55 a.m.
23. 23.A match starts at 16:40 and lasts 1 hour 45 minutes. At what time does it end? (a) 17:25 (b) 19:25 (c) 18:25
24. 24.How many hours are there from 06:00 to 11:00?
25. 25.What is 03:05 in 12-hour time? (a) 3:05 p.m. (b) 3:05 a.m. (c) 5:05 a.m.
26. 26.A match starts at 14:35 and lasts 2 hours. At what time does it end? (a) 15:35 (b) 17:35 (c) 16:35
27. 27.Write 4:50 a.m. in 24-hour time. (a) 06:50 (b) 16:50 (c) 04:50
28. 28.Write 3:05 a.m. in 24-hour time. (a) 15:05 (b) 05:05 (c) 03:05
29. 29.What is 20:05 in 12-hour time? (a) 10:05 p.m. (b) 8:05 p.m. (c) 8:05 a.m.
30. 30.How many hours are there from 10:00 to 20:00?
31. 31.A match starts at 07:00 and lasts 2 hours 10 minutes. At what time does it end? (a) 08:10 (b) 10:10 (c) 09:10
32. 32.A match starts at 14:25 and lasts 1 hour 15 minutes. At what time does it end? (a) 14:40 (b) 16:40 (c) 15:40
33. 33.A train leaves at 11:30 and reaches at 12:30. How long is the journey (in minutes)?
34. 34.Write 6:15 a.m. in 24-hour time. (a) 18:15 (b) 08:15 (c) 06:15
35. 35.What is 21:40 in 12-hour time? (a) 11:40 p.m. (b) 9:40 a.m. (c) 9:40 p.m.
36. 36.How many hours are there from 10:00 to 12:00?
37. 37.A match starts at 13:50 and lasts 1 hour 10 minutes. At what time does it end? (a) 14:00 (b) 15:00 (c) 16:00
38. 38.A film is 4 hours 30 minutes long. How many minutes is that?
39. 39.How many hours are there from 09:00 to 22:00?
40. 40.A train leaves at 06:40 and reaches at 09:35. How long is the journey (in minutes)?

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