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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 782 · 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 19:15 and reaches at 20:25. How long is the journey (in minutes)?
  2. 2.A film is 2 hours 50 minutes long. How many minutes is that?
  3. 3.What is 03:15 in 12-hour time? (a) 3:15 a.m. (b) 5:15 a.m. (c) 3:15 p.m.
  4. 4.A film is 4 hours 55 minutes long. How many minutes is that?
  5. 5.What is 17:00 in 12-hour time? (a) 5:00 p.m. (b) 7:00 p.m. (c) 5:00 a.m.
  6. 6.How many hours are there from 10:00 to 18:00?
  7. 7.How many hours are there from 07:00 to 12:00?
  8. 8.A film is 2 hours 25 minutes long. How many minutes is that?
  9. 9.A train leaves at 06:40 and reaches at 07:35. How long is the journey (in minutes)?
  10. 10.What is 04:50 in 12-hour time? (a) 4:50 p.m. (b) 4:50 a.m. (c) 6:50 a.m.
  11. 11.A film is 4 hours 10 minutes long. How many minutes is that?
  12. 12.How many hours are there from 12:00 to 15:00?
  13. 13.Write 11:35 a.m. in 24-hour time. (a) 13:35 (b) 11:35 (c) 23:35
  14. 14.A train leaves at 12:50 and reaches at 15:50. How long is the journey (in minutes)?
  15. 15.What is 06:35 in 12-hour time? (a) 6:35 p.m. (b) 6:35 a.m. (c) 8:35 a.m.
  16. 16.A train leaves at 14:50 and reaches at 17:20. How long is the journey (in minutes)?
  17. 17.What is 04:15 in 12-hour time? (a) 4:15 p.m. (b) 6:15 a.m. (c) 4:15 a.m.
  18. 18.Write 2:20 p.m. in 24-hour time. (a) 02:20 (b) 16:20 (c) 14:20
  19. 19.A train leaves at 08:55 and reaches at 11:55. How long is the journey (in minutes)?
  20. 20.Write 3:30 p.m. in 24-hour time. (a) 03:30 (b) 15:30 (c) 17:30
  21. 21.Write 6:05 a.m. in 24-hour time. (a) 18:05 (b) 06:05 (c) 08:05
  22. 22.A match starts at 09:30 and lasts 1 hour. At what time does it end? (a) 11:30 (b) 10:30 (c) 09:30
  23. 23.What is 18:20 in 12-hour time? (a) 8:20 p.m. (b) 6:20 a.m. (c) 6:20 p.m.
  24. 24.A film is 1 hour 20 minutes long. How many minutes is that?
  25. 25.A film is 2 hours 40 minutes long. How many minutes is that?
  26. 26.Write 3:40 p.m. in 24-hour time. (a) 17:40 (b) 03:40 (c) 15:40
  27. 27.A film is 2 hours 45 minutes long. How many minutes is that?
  28. 28.How many hours are there from 10:00 to 13:00?
  29. 29.Write 10:05 a.m. in 24-hour time. (a) 22:05 (b) 12:05 (c) 10:05
  30. 30.A film is 1 hour 45 minutes long. How many minutes is that?
  31. 31.A train leaves at 12:55 and reaches at 13:35. How long is the journey (in minutes)?
  32. 32.A match starts at 16:10 and lasts 4 hours 25 minutes. At what time does it end? (a) 20:35 (b) 21:35 (c) 19:35
  33. 33.A film is 1 hour 10 minutes long. How many minutes is that?
  34. 34.A film is 3 hours 30 minutes long. How many minutes is that?
  35. 35.A film is 4 hours 35 minutes long. How many minutes is that?
  36. 36.A film is 4 hours 25 minutes long. How many minutes is that?
  37. 37.How many hours are there from 08:00 to 17:00?
  38. 38.A match starts at 15:35 and lasts 2 hours 10 minutes. At what time does it end? (a) 18:45 (b) 17:45 (c) 16:45
  39. 39.A match starts at 15:10 and lasts 1 hour 30 minutes. At what time does it end? (a) 15:40 (b) 16:40 (c) 17:40
  40. 40.A film is 3 hours 35 minutes long. How many minutes is that?

Answer key

  1. 70
  2. 170
  3. 3:15 a.m.
  4. 295
  5. 5:00 p.m.
  6. 8
  7. 5
  8. 145
  9. 55
  10. 4:50 a.m.
  11. 250
  12. 3
  13. 11:35
  14. 180
  15. 6:35 a.m.
  16. 150
  17. 4:15 a.m.
  18. 14:20
  19. 180
  20. 15:30
  21. 06:05
  22. 10:30
  23. 6:20 p.m.
  24. 80
  25. 160
  26. 15:40
  27. 165
  28. 3
  29. 10:05
  30. 105
  31. 40
  32. 20:35
  33. 70
  34. 210
  35. 275
  36. 265
  37. 9
  38. 17:45
  39. 16:40
  40. 215

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