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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 91 · 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 09:15 and reaches at 12:00. How long is the journey (in minutes)?
  2. 2.A train leaves at 15:20 and reaches at 17:35. How long is the journey (in minutes)?
  3. 3.A film is 4 hours 55 minutes long. How many minutes is that?
  4. 4.A train leaves at 16:15 and reaches at 18:05. How long is the journey (in minutes)?
  5. 5.Write 7:00 a.m. in 24-hour time. (a) 09:00 (b) 07:00 (c) 19:00
  6. 6.Write 7:20 p.m. in 24-hour time. (a) 19:20 (b) 07:20 (c) 21:20
  7. 7.A train leaves at 08:15 and reaches at 10:45. How long is the journey (in minutes)?
  8. 8.How many hours are there from 11:00 to 23:00?
  9. 9.Write 6:35 a.m. in 24-hour time. (a) 18:35 (b) 08:35 (c) 06:35
  10. 10.A match starts at 06:10 and lasts 4 hours 5 minutes. At what time does it end? (a) 09:15 (b) 11:15 (c) 10:15
  11. 11.How many hours are there from 11:00 to 19:00?
  12. 12.Write 4:45 p.m. in 24-hour time. (a) 16:45 (b) 04:45 (c) 18:45
  13. 13.A film is 2 hours 35 minutes long. How many minutes is that?
  14. 14.Write 11:35 a.m. in 24-hour time. (a) 11:35 (b) 13:35 (c) 23:35
  15. 15.A film is 1 hour 50 minutes long. How many minutes is that?
  16. 16.What is 10:50 in 12-hour time? (a) 10:50 p.m. (b) 10:50 a.m. (c) 12:50 a.m.
  17. 17.A train leaves at 17:25 and reaches at 20:25. How long is the journey (in minutes)?
  18. 18.What is 13:35 in 12-hour time? (a) 3:35 p.m. (b) 1:35 p.m. (c) 1:35 a.m.
  19. 19.A match starts at 09:00 and lasts 3 hours. At what time does it end? (a) 13:00 (b) 11:00 (c) 12:00
  20. 20.Write 9:05 a.m. in 24-hour time. (a) 21:05 (b) 11:05 (c) 09:05
  21. 21.A match starts at 08:30 and lasts 3 hours 15 minutes. At what time does it end? (a) 11:45 (b) 12:45 (c) 10:45
  22. 22.A match starts at 14:55 and lasts 2 hours. At what time does it end? (a) 17:55 (b) 15:55 (c) 16:55
  23. 23.A film is 3 hours 5 minutes long. How many minutes is that?
  24. 24.A film is 2 hours 30 minutes long. How many minutes is that?
  25. 25.A film is 3 hours 25 minutes long. How many minutes is that?
  26. 26.What is 22:45 in 12-hour time? (a) 12:45 p.m. (b) 10:45 p.m. (c) 10:45 a.m.
  27. 27.A film is 4 hours 10 minutes long. How many minutes is that?
  28. 28.A match starts at 14:25 and lasts 4 hours 10 minutes. At what time does it end? (a) 19:35 (b) 17:35 (c) 18:35
  29. 29.How many hours are there from 07:00 to 10:00?
  30. 30.A train leaves at 18:40 and reaches at 20:40. How long is the journey (in minutes)?
  31. 31.A train leaves at 09:15 and reaches at 09:55. How long is the journey (in minutes)?
  32. 32.What is 16:55 in 12-hour time? (a) 4:55 p.m. (b) 6:55 p.m. (c) 4:55 a.m.
  33. 33.How many hours are there from 11:00 to 13:00?
  34. 34.Write 11:10 a.m. in 24-hour time. (a) 13:10 (b) 23:10 (c) 11:10
  35. 35.A match starts at 15:15 and lasts 3 hours 40 minutes. At what time does it end? (a) 19:55 (b) 18:55 (c) 17:55
  36. 36.How many hours are there from 09:00 to 12:00?
  37. 37.How many hours are there from 11:00 to 18:00?
  38. 38.How many hours are there from 10:00 to 13:00?
  39. 39.Write 10:05 p.m. in 24-hour time. (a) 10:05 (b) 00:05 (c) 22:05
  40. 40.A match starts at 08:00 and lasts 3 hours 10 minutes. At what time does it end? (a) 11:10 (b) 12:10 (c) 10:10

Answer key

  1. 165
  2. 135
  3. 295
  4. 110
  5. 07:00
  6. 19:20
  7. 150
  8. 12
  9. 06:35
  10. 10:15
  11. 8
  12. 16:45
  13. 155
  14. 11:35
  15. 110
  16. 10:50 a.m.
  17. 180
  18. 1:35 p.m.
  19. 12:00
  20. 09:05
  21. 11:45
  22. 16:55
  23. 185
  24. 150
  25. 205
  26. 10:45 p.m.
  27. 250
  28. 18:35
  29. 3
  30. 120
  31. 40
  32. 4:55 p.m.
  33. 2
  34. 11:10
  35. 18:55
  36. 3
  37. 7
  38. 3
  39. 22:05
  40. 11:10

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