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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 519 · 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 match starts at 10:10 and lasts 3 hours 50 minutes. At what time does it end? (a) 13:00 (b) 15:00 (c) 14:00
  2. 2.A film is 4 hours 55 minutes long. How many minutes is that?
  3. 3.A train leaves at 11:50 and reaches at 14:30. How long is the journey (in minutes)?
  4. 4.What is 19:45 in 12-hour time? (a) 9:45 p.m. (b) 7:45 p.m. (c) 7:45 a.m.
  5. 5.How many hours are there from 12:00 to 20:00?
  6. 6.Write 4:30 a.m. in 24-hour time. (a) 06:30 (b) 16:30 (c) 04:30
  7. 7.What is 15:05 in 12-hour time? (a) 3:05 p.m. (b) 3:05 a.m. (c) 5:05 p.m.
  8. 8.How many hours are there from 10:00 to 17:00?
  9. 9.Write 8:30 p.m. in 24-hour time. (a) 08:30 (b) 20:30 (c) 22:30
  10. 10.A match starts at 13:35 and lasts 4 hours 5 minutes. At what time does it end? (a) 17:40 (b) 16:40 (c) 18:40
  11. 11.Write 1:55 p.m. in 24-hour time. (a) 15:55 (b) 13:55 (c) 01:55
  12. 12.A match starts at 16:50 and lasts 2 hours 20 minutes. At what time does it end? (a) 19:10 (b) 20:10 (c) 18:10
  13. 13.Write 11:15 a.m. in 24-hour time. (a) 11:15 (b) 23:15 (c) 13:15
  14. 14.A film is 1 hour 55 minutes long. How many minutes is that?
  15. 15.Write 5:00 p.m. in 24-hour time. (a) 19:00 (b) 17:00 (c) 05:00
  16. 16.A train leaves at 09:20 and reaches at 10:30. How long is the journey (in minutes)?
  17. 17.How many hours are there from 10:00 to 14:00?
  18. 18.A film is 4 hours 45 minutes long. How many minutes is that?
  19. 19.How many hours are there from 08:00 to 16:00?
  20. 20.A film is 2 hours 15 minutes long. How many minutes is that?
  21. 21.A train leaves at 15:35 and reaches at 16:25. How long is the journey (in minutes)?
  22. 22.Write 6:25 a.m. in 24-hour time. (a) 18:25 (b) 06:25 (c) 08:25
  23. 23.What is 16:20 in 12-hour time? (a) 4:20 p.m. (b) 6:20 p.m. (c) 4:20 a.m.
  24. 24.A film is 2 hours 25 minutes long. How many minutes is that?
  25. 25.A film is 3 hours 20 minutes long. How many minutes is that?
  26. 26.Write 2:55 a.m. in 24-hour time. (a) 14:55 (b) 04:55 (c) 02:55
  27. 27.A train leaves at 17:55 and reaches at 19:55. How long is the journey (in minutes)?
  28. 28.How many hours are there from 07:00 to 22:00?
  29. 29.Write 2:00 a.m. in 24-hour time. (a) 14:00 (b) 02:00 (c) 04:00
  30. 30.Write 6:45 a.m. in 24-hour time. (a) 08:45 (b) 18:45 (c) 06:45
  31. 31.What is 06:50 in 12-hour time? (a) 6:50 a.m. (b) 6:50 p.m. (c) 8:50 a.m.
  32. 32.How many hours are there from 06:00 to 08:00?
  33. 33.A match starts at 08:10 and lasts 4 hours 5 minutes. At what time does it end? (a) 13:15 (b) 12:15 (c) 11:15
  34. 34.A match starts at 06:35 and lasts 4 hours. At what time does it end? (a) 10:35 (b) 09:35 (c) 11:35
  35. 35.A match starts at 07:40 and lasts 4 hours. At what time does it end? (a) 11:40 (b) 10:40 (c) 12:40
  36. 36.A film is 4 hours 10 minutes long. How many minutes is that?
  37. 37.What is 23:50 in 12-hour time? (a) 11:50 a.m. (b) 1:50 p.m. (c) 11:50 p.m.
  38. 38.A train leaves at 15:15 and reaches at 17:05. How long is the journey (in minutes)?
  39. 39.A match starts at 11:00 and lasts 4 hours 5 minutes. At what time does it end? (a) 16:05 (b) 14:05 (c) 15:05
  40. 40.What is 01:05 in 12-hour time? (a) 1:05 p.m. (b) 3:05 a.m. (c) 1:05 a.m.

Answer key

  1. 14:00
  2. 295
  3. 160
  4. 7:45 p.m.
  5. 8
  6. 04:30
  7. 3:05 p.m.
  8. 7
  9. 20:30
  10. 17:40
  11. 13:55
  12. 19:10
  13. 11:15
  14. 115
  15. 17:00
  16. 70
  17. 4
  18. 285
  19. 8
  20. 135
  21. 50
  22. 06:25
  23. 4:20 p.m.
  24. 145
  25. 200
  26. 02:55
  27. 120
  28. 15
  29. 02:00
  30. 06:45
  31. 6:50 a.m.
  32. 2
  33. 12:15
  34. 10:35
  35. 11:40
  36. 250
  37. 11:50 p.m.
  38. 110
  39. 15:05
  40. 1:05 a.m.

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