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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 562 · 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.What is 13:35 in 12-hour time? (a) 3:35 p.m. (b) 1:35 a.m. (c) 1:35 p.m.
  2. 2.A film is 3 hours 10 minutes long. How many minutes is that?
  3. 3.What is 06:10 in 12-hour time? (a) 6:10 a.m. (b) 6:10 p.m. (c) 8:10 a.m.
  4. 4.Write 8:20 p.m. in 24-hour time. (a) 22:20 (b) 20:20 (c) 08:20
  5. 5.What is 13:55 in 12-hour time? (a) 1:55 p.m. (b) 3:55 p.m. (c) 1:55 a.m.
  6. 6.A train leaves at 08:15 and reaches at 11:30. How long is the journey (in minutes)?
  7. 7.A film is 4 hours 50 minutes long. How many minutes is that?
  8. 8.A train leaves at 14:50 and reaches at 15:35. How long is the journey (in minutes)?
  9. 9.What is 03:40 in 12-hour time? (a) 3:40 a.m. (b) 5:40 a.m. (c) 3:40 p.m.
  10. 10.A train leaves at 14:05 and reaches at 15:15. How long is the journey (in minutes)?
  11. 11.A film is 1 hour 40 minutes long. How many minutes is that?
  12. 12.How many hours are there from 10:00 to 19:00?
  13. 13.A train leaves at 06:35 and reaches at 09:05. How long is the journey (in minutes)?
  14. 14.Write 1:55 p.m. in 24-hour time. (a) 13:55 (b) 15:55 (c) 01:55
  15. 15.A match starts at 18:15 and lasts 4 hours 45 minutes. At what time does it end? (a) 22:00 (b) 00:00 (c) 23:00
  16. 16.A train leaves at 14:45 and reaches at 16:50. How long is the journey (in minutes)?
  17. 17.A film is 4 hours 5 minutes long. How many minutes is that?
  18. 18.A match starts at 11:30 and lasts 2 hours 50 minutes. At what time does it end? (a) 14:20 (b) 13:20 (c) 15:20
  19. 19.How many hours are there from 11:00 to 15:00?
  20. 20.A match starts at 16:25 and lasts 3 hours 15 minutes. At what time does it end? (a) 19:40 (b) 18:40 (c) 20:40
  21. 21.Write 5:35 p.m. in 24-hour time. (a) 19:35 (b) 05:35 (c) 17:35
  22. 22.Write 6:55 p.m. in 24-hour time. (a) 20:55 (b) 06:55 (c) 18:55
  23. 23.What is 20:50 in 12-hour time? (a) 8:50 a.m. (b) 10:50 p.m. (c) 8:50 p.m.
  24. 24.Write 1:25 a.m. in 24-hour time. (a) 01:25 (b) 03:25 (c) 13:25
  25. 25.A film is 3 hours 40 minutes long. How many minutes is that?
  26. 26.How many hours are there from 08:00 to 20:00?
  27. 27.How many hours are there from 08:00 to 19:00?
  28. 28.How many hours are there from 06:00 to 13:00?
  29. 29.A match starts at 12:45 and lasts 2 hours. At what time does it end? (a) 15:45 (b) 13:45 (c) 14:45
  30. 30.Write 9:20 a.m. in 24-hour time. (a) 11:20 (b) 21:20 (c) 09:20
  31. 31.What is 01:00 in 12-hour time? (a) 1:00 p.m. (b) 3:00 a.m. (c) 1:00 a.m.
  32. 32.A match starts at 15:40 and lasts 1 hour 5 minutes. At what time does it end? (a) 15:45 (b) 17:45 (c) 16:45
  33. 33.A match starts at 12:50 and lasts 2 hours 45 minutes. At what time does it end? (a) 16:35 (b) 15:35 (c) 14:35
  34. 34.Write 3:40 a.m. in 24-hour time. (a) 05:40 (b) 15:40 (c) 03:40
  35. 35.What is 07:10 in 12-hour time? (a) 9:10 a.m. (b) 7:10 a.m. (c) 7:10 p.m.
  36. 36.A film is 1 hour 15 minutes long. How many minutes is that?
  37. 37.Write 3:45 p.m. in 24-hour time. (a) 17:45 (b) 03:45 (c) 15:45
  38. 38.A train leaves at 11:50 and reaches at 13:55. How long is the journey (in minutes)?
  39. 39.How many hours are there from 07:00 to 15:00?
  40. 40.Write 10:30 p.m. in 24-hour time. (a) 00:30 (b) 22:30 (c) 10:30

Answer key

  1. 1:35 p.m.
  2. 190
  3. 6:10 a.m.
  4. 20:20
  5. 1:55 p.m.
  6. 195
  7. 290
  8. 45
  9. 3:40 a.m.
  10. 70
  11. 100
  12. 9
  13. 150
  14. 13:55
  15. 23:00
  16. 125
  17. 245
  18. 14:20
  19. 4
  20. 19:40
  21. 17:35
  22. 18:55
  23. 8:50 p.m.
  24. 01:25
  25. 220
  26. 12
  27. 11
  28. 7
  29. 14:45
  30. 09:20
  31. 1:00 a.m.
  32. 16:45
  33. 15:35
  34. 03:40
  35. 7:10 a.m.
  36. 75
  37. 15:45
  38. 125
  39. 8
  40. 22:30

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