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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 793 · 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 film is 1 hour 50 minutes long. How many minutes is that?
  2. 2.A train leaves at 16:05 and reaches at 18:20. How long is the journey (in minutes)?
  3. 3.What is 08:15 in 12-hour time? (a) 10:15 a.m. (b) 8:15 p.m. (c) 8:15 a.m.
  4. 4.What is 02:50 in 12-hour time? (a) 2:50 p.m. (b) 4:50 a.m. (c) 2:50 a.m.
  5. 5.A film is 4 hours 50 minutes long. How many minutes is that?
  6. 6.How many hours are there from 06:00 to 18:00?
  7. 7.A train leaves at 17:45 and reaches at 20:45. How long is the journey (in minutes)?
  8. 8.A match starts at 13:50 and lasts 1 hour 20 minutes. At what time does it end? (a) 14:10 (b) 15:10 (c) 16:10
  9. 9.A film is 1 hour 45 minutes long. How many minutes is that?
  10. 10.What is 20:15 in 12-hour time? (a) 8:15 a.m. (b) 8:15 p.m. (c) 10:15 p.m.
  11. 11.What is 15:30 in 12-hour time? (a) 3:30 a.m. (b) 5:30 p.m. (c) 3:30 p.m.
  12. 12.A film is 2 hours 10 minutes long. How many minutes is that?
  13. 13.A match starts at 12:20 and lasts 2 hours 30 minutes. At what time does it end? (a) 15:50 (b) 13:50 (c) 14:50
  14. 14.A train leaves at 14:35 and reaches at 16:35. How long is the journey (in minutes)?
  15. 15.A film is 1 hour 40 minutes long. How many minutes is that?
  16. 16.A train leaves at 12:20 and reaches at 13:50. How long is the journey (in minutes)?
  17. 17.A film is 1 hour 10 minutes long. How many minutes is that?
  18. 18.How many hours are there from 08:00 to 23:00?
  19. 19.A match starts at 16:00 and lasts 1 hour 25 minutes. At what time does it end? (a) 17:25 (b) 16:25 (c) 18:25
  20. 20.A train leaves at 09:55 and reaches at 11:00. How long is the journey (in minutes)?
  21. 21.Write 3:15 p.m. in 24-hour time. (a) 17:15 (b) 03:15 (c) 15:15
  22. 22.Write 1:40 a.m. in 24-hour time. (a) 13:40 (b) 03:40 (c) 01:40
  23. 23.A match starts at 11:55 and lasts 3 hours 30 minutes. At what time does it end? (a) 15:25 (b) 16:25 (c) 14:25
  24. 24.A train leaves at 18:45 and reaches at 21:10. How long is the journey (in minutes)?
  25. 25.How many hours are there from 08:00 to 12:00?
  26. 26.Write 6:30 p.m. in 24-hour time. (a) 06:30 (b) 20:30 (c) 18:30
  27. 27.How many hours are there from 07:00 to 18:00?
  28. 28.A film is 2 hours 15 minutes long. How many minutes is that?
  29. 29.Write 8:55 a.m. in 24-hour time. (a) 08:55 (b) 10:55 (c) 20:55
  30. 30.Write 3:20 a.m. in 24-hour time. (a) 05:20 (b) 15:20 (c) 03:20
  31. 31.Write 2:15 p.m. in 24-hour time. (a) 16:15 (b) 14:15 (c) 02:15
  32. 32.Write 11:50 a.m. in 24-hour time. (a) 23:50 (b) 13:50 (c) 11:50
  33. 33.Write 7:05 a.m. in 24-hour time. (a) 19:05 (b) 07:05 (c) 09:05
  34. 34.How many hours are there from 09:00 to 21:00?
  35. 35.Write 11:45 a.m. in 24-hour time. (a) 23:45 (b) 13:45 (c) 11:45
  36. 36.A match starts at 18:20 and lasts 2 hours 25 minutes. At what time does it end? (a) 20:45 (b) 21:45 (c) 19:45
  37. 37.A film is 4 hours 55 minutes long. How many minutes is that?
  38. 38.A train leaves at 07:10 and reaches at 08:10. How long is the journey (in minutes)?
  39. 39.A match starts at 09:40 and lasts 1 hour 10 minutes. At what time does it end? (a) 10:50 (b) 09:50 (c) 11:50
  40. 40.Write 2:00 a.m. in 24-hour time. (a) 14:00 (b) 02:00 (c) 04:00

Answer key

  1. 110
  2. 135
  3. 8:15 a.m.
  4. 2:50 a.m.
  5. 290
  6. 12
  7. 180
  8. 15:10
  9. 105
  10. 8:15 p.m.
  11. 3:30 p.m.
  12. 130
  13. 14:50
  14. 120
  15. 100
  16. 90
  17. 70
  18. 15
  19. 17:25
  20. 65
  21. 15:15
  22. 01:40
  23. 15:25
  24. 145
  25. 4
  26. 18:30
  27. 11
  28. 135
  29. 08:55
  30. 03:20
  31. 14:15
  32. 11:50
  33. 07:05
  34. 12
  35. 11:45
  36. 20:45
  37. 295
  38. 60
  39. 10:50
  40. 02:00

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