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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 449 · 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 18:45 and reaches at 19:15. How long is the journey (in minutes)?
  2. 2.A film is 3 hours 25 minutes long. How many minutes is that?
  3. 3.How many hours are there from 11:00 to 13:00?
  4. 4.A film is 1 hour 10 minutes long. How many minutes is that?
  5. 5.Write 6:10 a.m. in 24-hour time. (a) 18:10 (b) 08:10 (c) 06:10
  6. 6.Write 1:55 p.m. in 24-hour time. (a) 01:55 (b) 13:55 (c) 15:55
  7. 7.A train leaves at 15:00 and reaches at 15:50. How long is the journey (in minutes)?
  8. 8.A film is 2 hours 35 minutes long. How many minutes is that?
  9. 9.A match starts at 14:15 and lasts 1 hour 55 minutes. At what time does it end? (a) 17:10 (b) 15:10 (c) 16:10
  10. 10.How many hours are there from 10:00 to 13:00?
  11. 11.Write 8:50 p.m. in 24-hour time. (a) 08:50 (b) 22:50 (c) 20:50
  12. 12.Write 7:50 a.m. in 24-hour time. (a) 09:50 (b) 07:50 (c) 19:50
  13. 13.A film is 1 hour 40 minutes long. How many minutes is that?
  14. 14.What is 20:15 in 12-hour time? (a) 8:15 a.m. (b) 10:15 p.m. (c) 8:15 p.m.
  15. 15.What is 06:50 in 12-hour time? (a) 6:50 a.m. (b) 8:50 a.m. (c) 6:50 p.m.
  16. 16.What is 04:10 in 12-hour time? (a) 4:10 p.m. (b) 6:10 a.m. (c) 4:10 a.m.
  17. 17.What is 01:25 in 12-hour time? (a) 3:25 a.m. (b) 1:25 a.m. (c) 1:25 p.m.
  18. 18.Write 9:50 a.m. in 24-hour time. (a) 09:50 (b) 11:50 (c) 21:50
  19. 19.How many hours are there from 05:00 to 23:00?
  20. 20.How many hours are there from 11:00 to 14:00?
  21. 21.A film is 1 hour 50 minutes long. How many minutes is that?
  22. 22.What is 09:55 in 12-hour time? (a) 11:55 a.m. (b) 9:55 a.m. (c) 9:55 p.m.
  23. 23.How many hours are there from 12:00 to 15:00?
  24. 24.How many hours are there from 10:00 to 23:00?
  25. 25.Write 1:30 a.m. in 24-hour time. (a) 13:30 (b) 03:30 (c) 01:30
  26. 26.A train leaves at 14:05 and reaches at 15:35. How long is the journey (in minutes)?
  27. 27.How many hours are there from 05:00 to 20:00?
  28. 28.A match starts at 17:50 and lasts 4 hours 10 minutes. At what time does it end? (a) 23:00 (b) 22:00 (c) 21:00
  29. 29.A train leaves at 08:15 and reaches at 11:15. How long is the journey (in minutes)?
  30. 30.How many hours are there from 12:00 to 14:00?
  31. 31.What is 13:55 in 12-hour time? (a) 3:55 p.m. (b) 1:55 p.m. (c) 1:55 a.m.
  32. 32.A match starts at 17:25 and lasts 2 hours 35 minutes. At what time does it end? (a) 21:00 (b) 19:00 (c) 20:00
  33. 33.Write 8:40 a.m. in 24-hour time. (a) 20:40 (b) 10:40 (c) 08:40
  34. 34.A match starts at 14:25 and lasts 3 hours 20 minutes. At what time does it end? (a) 17:45 (b) 18:45 (c) 16:45
  35. 35.Write 7:40 p.m. in 24-hour time. (a) 19:40 (b) 21:40 (c) 07:40
  36. 36.Write 3:05 a.m. in 24-hour time. (a) 05:05 (b) 03:05 (c) 15:05
  37. 37.How many hours are there from 05:00 to 09:00?
  38. 38.A match starts at 07:40 and lasts 4 hours 25 minutes. At what time does it end? (a) 13:05 (b) 11:05 (c) 12:05
  39. 39.A train leaves at 08:05 and reaches at 11:15. How long is the journey (in minutes)?
  40. 40.Write 10:00 a.m. in 24-hour time. (a) 12:00 (b) 22:00 (c) 10:00

Answer key

  1. 30
  2. 205
  3. 2
  4. 70
  5. 06:10
  6. 13:55
  7. 50
  8. 155
  9. 16:10
  10. 3
  11. 20:50
  12. 07:50
  13. 100
  14. 8:15 p.m.
  15. 6:50 a.m.
  16. 4:10 a.m.
  17. 1:25 a.m.
  18. 09:50
  19. 18
  20. 3
  21. 110
  22. 9:55 a.m.
  23. 3
  24. 13
  25. 01:30
  26. 90
  27. 15
  28. 22:00
  29. 180
  30. 2
  31. 1:55 p.m.
  32. 20:00
  33. 08:40
  34. 17:45
  35. 19:40
  36. 03:05
  37. 4
  38. 12:05
  39. 190
  40. 10:00

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