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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 792 · 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 18:55 and reaches at 20:10. How long is the journey (in minutes)?
  2. 2.Write 6:10 a.m. in 24-hour time. (a) 08:10 (b) 06:10 (c) 18:10
  3. 3.How many hours are there from 05:00 to 08:00?
  4. 4.A film is 1 hour 40 minutes long. How many minutes is that?
  5. 5.A train leaves at 17:30 and reaches at 20:20. How long is the journey (in minutes)?
  6. 6.A film is 2 hours 35 minutes long. How many minutes is that?
  7. 7.A film is 3 hours 15 minutes long. How many minutes is that?
  8. 8.A film is 1 hour 50 minutes long. How many minutes is that?
  9. 9.How many hours are there from 05:00 to 18:00?
  10. 10.Write 4:30 a.m. in 24-hour time. (a) 04:30 (b) 06:30 (c) 16:30
  11. 11.Write 2:30 a.m. in 24-hour time. (a) 04:30 (b) 02:30 (c) 14:30
  12. 12.A film is 3 hours 55 minutes long. How many minutes is that?
  13. 13.A train leaves at 06:50 and reaches at 09:40. How long is the journey (in minutes)?
  14. 14.How many hours are there from 09:00 to 17:00?
  15. 15.A train leaves at 12:20 and reaches at 15:30. How long is the journey (in minutes)?
  16. 16.Write 10:45 p.m. in 24-hour time. (a) 22:45 (b) 00:45 (c) 10:45
  17. 17.Write 8:25 a.m. in 24-hour time. (a) 08:25 (b) 20:25 (c) 10:25
  18. 18.How many hours are there from 07:00 to 10:00?
  19. 19.How many hours are there from 06:00 to 13:00?
  20. 20.A train leaves at 10:30 and reaches at 12:45. How long is the journey (in minutes)?
  21. 21.A train leaves at 16:45 and reaches at 18:20. How long is the journey (in minutes)?
  22. 22.What is 16:30 in 12-hour time? (a) 6:30 p.m. (b) 4:30 a.m. (c) 4:30 p.m.
  23. 23.A film is 4 hours 5 minutes long. How many minutes is that?
  24. 24.A train leaves at 19:00 and reaches at 20:15. How long is the journey (in minutes)?
  25. 25.What is 07:50 in 12-hour time? (a) 7:50 p.m. (b) 9:50 a.m. (c) 7:50 a.m.
  26. 26.How many hours are there from 08:00 to 16:00?
  27. 27.Write 2:15 p.m. in 24-hour time. (a) 14:15 (b) 16:15 (c) 02:15
  28. 28.A film is 1 hour 10 minutes long. How many minutes is that?
  29. 29.What is 22:55 in 12-hour time? (a) 12:55 p.m. (b) 10:55 p.m. (c) 10:55 a.m.
  30. 30.Write 3:10 a.m. in 24-hour time. (a) 05:10 (b) 15:10 (c) 03:10
  31. 31.Write 2:55 p.m. in 24-hour time. (a) 02:55 (b) 14:55 (c) 16:55
  32. 32.A match starts at 06:10 and lasts 3 hours 40 minutes. At what time does it end? (a) 09:50 (b) 08:50 (c) 10:50
  33. 33.Write 1:40 a.m. in 24-hour time. (a) 03:40 (b) 01:40 (c) 13:40
  34. 34.A film is 2 hours 5 minutes long. How many minutes is that?
  35. 35.How many hours are there from 09:00 to 22:00?
  36. 36.A film is 1 hour 20 minutes long. How many minutes is that?
  37. 37.A train leaves at 18:15 and reaches at 20:20. How long is the journey (in minutes)?
  38. 38.What is 17:05 in 12-hour time? (a) 5:05 a.m. (b) 5:05 p.m. (c) 7:05 p.m.
  39. 39.A match starts at 13:05 and lasts 1 hour 45 minutes. At what time does it end? (a) 14:50 (b) 13:50 (c) 15:50
  40. 40.How many hours are there from 05:00 to 11:00?

Answer key

  1. 75
  2. 06:10
  3. 3
  4. 100
  5. 170
  6. 155
  7. 195
  8. 110
  9. 13
  10. 04:30
  11. 02:30
  12. 235
  13. 170
  14. 8
  15. 190
  16. 22:45
  17. 08:25
  18. 3
  19. 7
  20. 135
  21. 95
  22. 4:30 p.m.
  23. 245
  24. 75
  25. 7:50 a.m.
  26. 8
  27. 14:15
  28. 70
  29. 10:55 p.m.
  30. 03:10
  31. 14:55
  32. 09:50
  33. 01:40
  34. 125
  35. 13
  36. 80
  37. 125
  38. 5:05 p.m.
  39. 14:50
  40. 6

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