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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 372 · 40 sums
TalentJR

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.

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

Answer key

  1. 3:25 a.m.
  2. 160
  3. 13:35
  4. 23:55
  5. 09:55
  6. 3:30 a.m.
  7. 7
  8. 16:05
  9. 5:55 p.m.
  10. 15:00
  11. 07:55
  12. 09:20
  13. 16:05
  14. 155
  15. 19:50
  16. 13:00
  17. 08:05
  18. 17:55
  19. 23:25
  20. 09:35
  21. 3:05 a.m.
  22. 15:10
  23. 7:30 a.m.
  24. 245
  25. 3:45 a.m.
  26. 9:50 p.m.
  27. 23:30
  28. 10:30
  29. 7:10 p.m.
  30. 09:00
  31. 6:20 p.m.
  32. 21:15
  33. 7
  34. 80
  35. 5:20 p.m.
  36. 06:15
  37. 200
  38. 09:15
  39. 3
  40. 7:55 a.m.

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