Class 4 Maths Worksheet: 24-Hour Clock

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

Free maths worksheets lessons, practice and worksheets at talentjr.in/maths-worksheets