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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 967 · 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 3 hours 5 minutes long. How many minutes is that?
  2. 2.Write 2:00 p.m. in 24-hour time. (a) 14:00 (b) 02:00 (c) 16:00
  3. 3.Write 3:30 p.m. in 24-hour time. (a) 15:30 (b) 17:30 (c) 03:30
  4. 4.A film is 2 hours 25 minutes long. How many minutes is that?
  5. 5.What is 18:00 in 12-hour time? (a) 6:00 p.m. (b) 6:00 a.m. (c) 8:00 p.m.
  6. 6.Write 3:10 a.m. in 24-hour time. (a) 15:10 (b) 05:10 (c) 03:10
  7. 7.How many hours are there from 07:00 to 11:00?
  8. 8.How many hours are there from 06:00 to 08:00?
  9. 9.A film is 4 hours 40 minutes long. How many minutes is that?
  10. 10.How many hours are there from 05:00 to 22:00?
  11. 11.What is 01:45 in 12-hour time? (a) 1:45 a.m. (b) 1:45 p.m. (c) 3:45 a.m.
  12. 12.How many hours are there from 05:00 to 10:00?
  13. 13.A film is 4 hours 25 minutes long. How many minutes is that?
  14. 14.A train leaves at 16:00 and reaches at 18:55. How long is the journey (in minutes)?
  15. 15.A match starts at 12:35 and lasts 4 hours 15 minutes. At what time does it end? (a) 17:50 (b) 16:50 (c) 15:50
  16. 16.Write 2:40 p.m. in 24-hour time. (a) 14:40 (b) 16:40 (c) 02:40
  17. 17.A train leaves at 15:30 and reaches at 16:55. How long is the journey (in minutes)?
  18. 18.A train leaves at 17:55 and reaches at 19:10. How long is the journey (in minutes)?
  19. 19.A film is 2 hours 5 minutes long. How many minutes is that?
  20. 20.A train leaves at 10:55 and reaches at 11:20. How long is the journey (in minutes)?
  21. 21.What is 11:10 in 12-hour time? (a) 1:10 a.m. (b) 11:10 a.m. (c) 11:10 p.m.
  22. 22.A film is 1 hour 55 minutes long. How many minutes is that?
  23. 23.How many hours are there from 11:00 to 16:00?
  24. 24.How many hours are there from 05:00 to 20:00?
  25. 25.A match starts at 17:25 and lasts 2 hours 55 minutes. At what time does it end? (a) 21:20 (b) 20:20 (c) 19:20
  26. 26.A film is 3 hours 30 minutes long. How many minutes is that?
  27. 27.A film is 4 hours 10 minutes long. How many minutes is that?
  28. 28.How many hours are there from 10:00 to 15:00?
  29. 29.A match starts at 12:30 and lasts 4 hours 10 minutes. At what time does it end? (a) 16:40 (b) 17:40 (c) 15:40
  30. 30.A train leaves at 17:10 and reaches at 19:35. How long is the journey (in minutes)?
  31. 31.What is 05:10 in 12-hour time? (a) 7:10 a.m. (b) 5:10 a.m. (c) 5:10 p.m.
  32. 32.A film is 1 hour 50 minutes long. How many minutes is that?
  33. 33.What is 09:45 in 12-hour time? (a) 9:45 p.m. (b) 11:45 a.m. (c) 9:45 a.m.
  34. 34.A train leaves at 07:00 and reaches at 09:30. How long is the journey (in minutes)?
  35. 35.What is 05:15 in 12-hour time? (a) 5:15 p.m. (b) 5:15 a.m. (c) 7:15 a.m.
  36. 36.A film is 1 hour 10 minutes long. How many minutes is that?
  37. 37.What is 15:55 in 12-hour time? (a) 3:55 a.m. (b) 5:55 p.m. (c) 3:55 p.m.
  38. 38.Write 4:55 a.m. in 24-hour time. (a) 06:55 (b) 04:55 (c) 16:55
  39. 39.A match starts at 10:30 and lasts 3 hours 35 minutes. At what time does it end? (a) 15:05 (b) 14:05 (c) 13:05
  40. 40.Write 2:10 a.m. in 24-hour time. (a) 02:10 (b) 04:10 (c) 14:10

Answer key

  1. 185
  2. 14:00
  3. 15:30
  4. 145
  5. 6:00 p.m.
  6. 03:10
  7. 4
  8. 2
  9. 280
  10. 17
  11. 1:45 a.m.
  12. 5
  13. 265
  14. 175
  15. 16:50
  16. 14:40
  17. 85
  18. 75
  19. 125
  20. 25
  21. 11:10 a.m.
  22. 115
  23. 5
  24. 15
  25. 20:20
  26. 210
  27. 250
  28. 5
  29. 16:40
  30. 145
  31. 5:10 a.m.
  32. 110
  33. 9:45 a.m.
  34. 150
  35. 5:15 a.m.
  36. 70
  37. 3:55 p.m.
  38. 04:55
  39. 14:05
  40. 02:10

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