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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 625 · 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.A train leaves at 12:20 and reaches at 13:00. How long is the journey (in minutes)?
  2. 2.What is 09:45 in 12-hour time? (a) 9:45 a.m. (b) 9:45 p.m. (c) 11:45 a.m.
  3. 3.A train leaves at 15:25 and reaches at 16:35. How long is the journey (in minutes)?
  4. 4.A train leaves at 08:45 and reaches at 09:25. How long is the journey (in minutes)?
  5. 5.Write 4:50 p.m. in 24-hour time. (a) 16:50 (b) 18:50 (c) 04:50
  6. 6.Write 4:10 a.m. in 24-hour time. (a) 16:10 (b) 04:10 (c) 06:10
  7. 7.How many hours are there from 11:00 to 22:00?
  8. 8.What is 18:15 in 12-hour time? (a) 8:15 p.m. (b) 6:15 a.m. (c) 6:15 p.m.
  9. 9.A train leaves at 19:10 and reaches at 20:05. How long is the journey (in minutes)?
  10. 10.Write 7:45 a.m. in 24-hour time. (a) 07:45 (b) 19:45 (c) 09:45
  11. 11.Write 11:00 a.m. in 24-hour time. (a) 13:00 (b) 11:00 (c) 23:00
  12. 12.A match starts at 17:00 and lasts 4 hours 50 minutes. At what time does it end? (a) 20:50 (b) 21:50 (c) 22:50
  13. 13.Write 2:20 p.m. in 24-hour time. (a) 16:20 (b) 02:20 (c) 14:20
  14. 14.Write 1:45 a.m. in 24-hour time. (a) 13:45 (b) 01:45 (c) 03:45
  15. 15.Write 10:45 a.m. in 24-hour time. (a) 12:45 (b) 22:45 (c) 10:45
  16. 16.A train leaves at 19:05 and reaches at 22:00. How long is the journey (in minutes)?
  17. 17.A match starts at 14:10 and lasts 4 hours 25 minutes. At what time does it end? (a) 18:35 (b) 19:35 (c) 17:35
  18. 18.A film is 1 hour 30 minutes long. How many minutes is that?
  19. 19.A match starts at 18:20 and lasts 1 hour 35 minutes. At what time does it end? (a) 20:55 (b) 19:55 (c) 18:55
  20. 20.A train leaves at 15:10 and reaches at 16:45. How long is the journey (in minutes)?
  21. 21.A train leaves at 14:00 and reaches at 14:55. How long is the journey (in minutes)?
  22. 22.A film is 2 hours 40 minutes long. How many minutes is that?
  23. 23.What is 11:05 in 12-hour time? (a) 11:05 a.m. (b) 1:05 a.m. (c) 11:05 p.m.
  24. 24.A match starts at 17:40 and lasts 1 hour 30 minutes. At what time does it end? (a) 20:10 (b) 18:10 (c) 19:10
  25. 25.A train leaves at 14:10 and reaches at 15:10. How long is the journey (in minutes)?
  26. 26.A film is 1 hour 10 minutes long. How many minutes is that?
  27. 27.How many hours are there from 11:00 to 16:00?
  28. 28.A train leaves at 15:20 and reaches at 16:10. How long is the journey (in minutes)?
  29. 29.Write 3:40 a.m. in 24-hour time. (a) 15:40 (b) 05:40 (c) 03:40
  30. 30.A train leaves at 08:35 and reaches at 10:50. How long is the journey (in minutes)?
  31. 31.A train leaves at 11:50 and reaches at 14:00. How long is the journey (in minutes)?
  32. 32.A match starts at 14:55 and lasts 2 hours 35 minutes. At what time does it end? (a) 16:30 (b) 18:30 (c) 17:30
  33. 33.Write 5:50 p.m. in 24-hour time. (a) 17:50 (b) 05:50 (c) 19:50
  34. 34.What is 17:40 in 12-hour time? (a) 5:40 a.m. (b) 7:40 p.m. (c) 5:40 p.m.
  35. 35.Write 10:05 p.m. in 24-hour time. (a) 22:05 (b) 10:05 (c) 00:05
  36. 36.A match starts at 10:15 and lasts 3 hours 20 minutes. At what time does it end? (a) 12:35 (b) 14:35 (c) 13:35
  37. 37.A train leaves at 06:35 and reaches at 09:40. How long is the journey (in minutes)?
  38. 38.A match starts at 08:00 and lasts 1 hour 55 minutes. At what time does it end? (a) 10:55 (b) 09:55 (c) 08:55
  39. 39.A train leaves at 08:55 and reaches at 11:05. How long is the journey (in minutes)?
  40. 40.A film is 1 hour 25 minutes long. How many minutes is that?

Answer key

  1. 40
  2. 9:45 a.m.
  3. 70
  4. 40
  5. 16:50
  6. 04:10
  7. 11
  8. 6:15 p.m.
  9. 55
  10. 07:45
  11. 11:00
  12. 21:50
  13. 14:20
  14. 01:45
  15. 10:45
  16. 175
  17. 18:35
  18. 90
  19. 19:55
  20. 95
  21. 55
  22. 160
  23. 11:05 a.m.
  24. 19:10
  25. 60
  26. 70
  27. 5
  28. 50
  29. 03:40
  30. 135
  31. 130
  32. 17:30
  33. 17:50
  34. 5:40 p.m.
  35. 22:05
  36. 13:35
  37. 185
  38. 09:55
  39. 130
  40. 85

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