Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 717 · 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 17:00 and lasts 2 hours 45 minutes. At what time does it end? (a) 18:45 (b) 19:45 (c) 20:45
2. 2.A train leaves at 16:50 and reaches at 17:30. How long is the journey (in minutes)?
3. 3.A train leaves at 08:55 and reaches at 11:10. How long is the journey (in minutes)?
4. 4.A film is 4 hours 50 minutes long. How many minutes is that?
5. 5.What is 14:05 in 12-hour time? (a) 2:05 a.m. (b) 4:05 p.m. (c) 2:05 p.m.
6. 6.A train leaves at 19:50 and reaches at 20:20. How long is the journey (in minutes)?
7. 7.Write 1:35 a.m. in 24-hour time. (a) 03:35 (b) 01:35 (c) 13:35
8. 8.A match starts at 08:00 and lasts 3 hours 25 minutes. At what time does it end? (a) 10:25 (b) 12:25 (c) 11:25
9. 9.Write 3:55 p.m. in 24-hour time. (a) 17:55 (b) 15:55 (c) 03:55
10. 10.A train leaves at 19:35 and reaches at 22:20. How long is the journey (in minutes)?
11. 11.How many hours are there from 12:00 to 16:00?
12. 12.A film is 1 hour 15 minutes long. How many minutes is that?
13. 13.A match starts at 17:40 and lasts 4 hours 5 minutes. At what time does it end? (a) 22:45 (b) 20:45 (c) 21:45
14. 14.A match starts at 13:00 and lasts 2 hours 25 minutes. At what time does it end? (a) 16:25 (b) 14:25 (c) 15:25
15. 15.How many hours are there from 08:00 to 13:00?
16. 16.How many hours are there from 08:00 to 16:00?
17. 17.A match starts at 07:10 and lasts 3 hours 15 minutes. At what time does it end? (a) 11:25 (b) 10:25 (c) 09:25
18. 18.What is 08:35 in 12-hour time? (a) 10:35 a.m. (b) 8:35 a.m. (c) 8:35 p.m.
19. 19.A train leaves at 19:00 and reaches at 22:20. How long is the journey (in minutes)?
20. 20.How many hours are there from 05:00 to 22:00?
21. 21.A match starts at 16:20 and lasts 2 hours 45 minutes. At what time does it end? (a) 20:05 (b) 18:05 (c) 19:05
22. 22.A match starts at 10:50 and lasts 3 hours 25 minutes. At what time does it end? (a) 13:15 (b) 14:15 (c) 15:15
23. 23.A train leaves at 07:55 and reaches at 08:20. How long is the journey (in minutes)?
24. 24.What is 01:10 in 12-hour time? (a) 1:10 p.m. (b) 1:10 a.m. (c) 3:10 a.m.
25. 25.A match starts at 12:50 and lasts 2 hours 15 minutes. At what time does it end? (a) 15:05 (b) 14:05 (c) 16:05
26. 26.A match starts at 08:00 and lasts 4 hours 15 minutes. At what time does it end? (a) 13:15 (b) 11:15 (c) 12:15
27. 27.Write 10:40 a.m. in 24-hour time. (a) 12:40 (b) 10:40 (c) 22:40
28. 28.A match starts at 09:25 and lasts 4 hours. At what time does it end? (a) 13:25 (b) 12:25 (c) 14:25
29. 29.How many hours are there from 07:00 to 12:00?
30. 30.A train leaves at 07:30 and reaches at 09:05. How long is the journey (in minutes)?
31. 31.Write 2:10 a.m. in 24-hour time. (a) 04:10 (b) 02:10 (c) 14:10
32. 32.How many hours are there from 08:00 to 17:00?
33. 33.How many hours are there from 05:00 to 16:00?
34. 34.A match starts at 18:55 and lasts 3 hours 5 minutes. At what time does it end? (a) 23:00 (b) 21:00 (c) 22:00
35. 35.A match starts at 16:45 and lasts 2 hours 40 minutes. At what time does it end? (a) 18:25 (b) 19:25 (c) 20:25
36. 36.How many hours are there from 09:00 to 15:00?
37. 37.What is 15:35 in 12-hour time? (a) 5:35 p.m. (b) 3:35 a.m. (c) 3:35 p.m.
38. 38.A match starts at 14:20 and lasts 2 hours 5 minutes. At what time does it end? (a) 15:25 (b) 17:25 (c) 16:25
39. 39.A film is 1 hour 45 minutes long. How many minutes is that?
40. 40.A match starts at 11:10 and lasts 4 hours 25 minutes. At what time does it end? (a) 16:35 (b) 15:35 (c) 14:35

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