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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 152 · 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 19:50 in 12-hour time? (a) 9:50 p.m. (b) 7:50 p.m. (c) 7:50 a.m.
  2. 2.A match starts at 18:30 and lasts 1 hour 55 minutes. At what time does it end? (a) 21:25 (b) 19:25 (c) 20:25
  3. 3.A train leaves at 07:55 and reaches at 10:10. How long is the journey (in minutes)?
  4. 4.How many hours are there from 09:00 to 11:00?
  5. 5.A film is 3 hours 55 minutes long. How many minutes is that?
  6. 6.A match starts at 11:05 and lasts 2 hours 50 minutes. At what time does it end? (a) 14:55 (b) 13:55 (c) 12:55
  7. 7.What is 04:05 in 12-hour time? (a) 4:05 p.m. (b) 4:05 a.m. (c) 6:05 a.m.
  8. 8.A film is 1 hour 20 minutes long. How many minutes is that?
  9. 9.What is 16:30 in 12-hour time? (a) 4:30 a.m. (b) 4:30 p.m. (c) 6:30 p.m.
  10. 10.A train leaves at 06:10 and reaches at 08:15. How long is the journey (in minutes)?
  11. 11.Write 7:25 a.m. in 24-hour time. (a) 09:25 (b) 07:25 (c) 19:25
  12. 12.Write 5:20 a.m. in 24-hour time. (a) 05:20 (b) 07:20 (c) 17:20
  13. 13.Write 2:10 a.m. in 24-hour time. (a) 02:10 (b) 04:10 (c) 14:10
  14. 14.What is 06:15 in 12-hour time? (a) 6:15 p.m. (b) 8:15 a.m. (c) 6:15 a.m.
  15. 15.How many hours are there from 06:00 to 09:00?
  16. 16.Write 2:55 p.m. in 24-hour time. (a) 14:55 (b) 02:55 (c) 16:55
  17. 17.How many hours are there from 06:00 to 15:00?
  18. 18.A train leaves at 08:20 and reaches at 10:10. How long is the journey (in minutes)?
  19. 19.How many hours are there from 08:00 to 17:00?
  20. 20.A match starts at 08:10 and lasts 4 hours 40 minutes. At what time does it end? (a) 11:50 (b) 12:50 (c) 13:50
  21. 21.How many hours are there from 11:00 to 20:00?
  22. 22.A film is 3 hours 35 minutes long. How many minutes is that?
  23. 23.Write 6:15 p.m. in 24-hour time. (a) 18:15 (b) 20:15 (c) 06:15
  24. 24.A film is 4 hours 55 minutes long. How many minutes is that?
  25. 25.How many hours are there from 08:00 to 15:00?
  26. 26.A film is 1 hour 5 minutes long. How many minutes is that?
  27. 27.How many hours are there from 07:00 to 16:00?
  28. 28.A train leaves at 07:20 and reaches at 07:50. How long is the journey (in minutes)?
  29. 29.Write 3:05 p.m. in 24-hour time. (a) 15:05 (b) 03:05 (c) 17:05
  30. 30.How many hours are there from 11:00 to 17:00?
  31. 31.Write 11:25 a.m. in 24-hour time. (a) 11:25 (b) 13:25 (c) 23:25
  32. 32.A film is 1 hour 55 minutes long. How many minutes is that?
  33. 33.A match starts at 06:35 and lasts 4 hours 35 minutes. At what time does it end? (a) 12:10 (b) 10:10 (c) 11:10
  34. 34.What is 01:10 in 12-hour time? (a) 1:10 a.m. (b) 3:10 a.m. (c) 1:10 p.m.
  35. 35.Write 2:30 a.m. in 24-hour time. (a) 02:30 (b) 14:30 (c) 04:30
  36. 36.A train leaves at 13:25 and reaches at 16:00. How long is the journey (in minutes)?
  37. 37.Write 8:15 p.m. in 24-hour time. (a) 08:15 (b) 22:15 (c) 20:15
  38. 38.What is 04:25 in 12-hour time? (a) 4:25 p.m. (b) 4:25 a.m. (c) 6:25 a.m.
  39. 39.A film is 1 hour 45 minutes long. How many minutes is that?
  40. 40.A match starts at 10:40 and lasts 1 hour 55 minutes. At what time does it end? (a) 12:35 (b) 13:35 (c) 11:35

Answer key

  1. 7:50 p.m.
  2. 20:25
  3. 135
  4. 2
  5. 235
  6. 13:55
  7. 4:05 a.m.
  8. 80
  9. 4:30 p.m.
  10. 125
  11. 07:25
  12. 05:20
  13. 02:10
  14. 6:15 a.m.
  15. 3
  16. 14:55
  17. 9
  18. 110
  19. 9
  20. 12:50
  21. 9
  22. 215
  23. 18:15
  24. 295
  25. 7
  26. 65
  27. 9
  28. 30
  29. 15:05
  30. 6
  31. 11:25
  32. 115
  33. 11:10
  34. 1:10 a.m.
  35. 02:30
  36. 155
  37. 20:15
  38. 4:25 a.m.
  39. 105
  40. 12:35

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