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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 429 · 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.Write 2:10 p.m. in 24-hour time. (a) 16:10 (b) 14:10 (c) 02:10
  2. 2.A film is 2 hours 20 minutes long. How many minutes is that?
  3. 3.A match starts at 16:45 and lasts 4 hours 50 minutes. At what time does it end? (a) 22:35 (b) 21:35 (c) 20:35
  4. 4.A match starts at 09:05 and lasts 1 hour 40 minutes. At what time does it end? (a) 09:45 (b) 11:45 (c) 10:45
  5. 5.A match starts at 06:15 and lasts 1 hour 35 minutes. At what time does it end? (a) 06:50 (b) 07:50 (c) 08:50
  6. 6.How many hours are there from 06:00 to 14:00?
  7. 7.A match starts at 09:50 and lasts 1 hour 15 minutes. At what time does it end? (a) 10:05 (b) 11:05 (c) 12:05
  8. 8.A film is 4 hours 10 minutes long. How many minutes is that?
  9. 9.What is 10:50 in 12-hour time? (a) 12:50 a.m. (b) 10:50 a.m. (c) 10:50 p.m.
  10. 10.A match starts at 18:25 and lasts 1 hour 50 minutes. At what time does it end? (a) 20:15 (b) 19:15 (c) 21:15
  11. 11.A film is 4 hours 35 minutes long. How many minutes is that?
  12. 12.How many hours are there from 10:00 to 23:00?
  13. 13.What is 01:10 in 12-hour time? (a) 1:10 p.m. (b) 1:10 a.m. (c) 3:10 a.m.
  14. 14.What is 13:45 in 12-hour time? (a) 1:45 a.m. (b) 1:45 p.m. (c) 3:45 p.m.
  15. 15.What is 14:25 in 12-hour time? (a) 4:25 p.m. (b) 2:25 p.m. (c) 2:25 a.m.
  16. 16.How many hours are there from 11:00 to 20:00?
  17. 17.What is 01:05 in 12-hour time? (a) 3:05 a.m. (b) 1:05 a.m. (c) 1:05 p.m.
  18. 18.How many hours are there from 10:00 to 12:00?
  19. 19.How many hours are there from 07:00 to 15:00?
  20. 20.A film is 3 hours 35 minutes long. How many minutes is that?
  21. 21.A train leaves at 15:05 and reaches at 18:25. How long is the journey (in minutes)?
  22. 22.A train leaves at 10:35 and reaches at 12:05. How long is the journey (in minutes)?
  23. 23.Write 11:10 p.m. in 24-hour time. (a) 23:10 (b) 11:10 (c) 01:10
  24. 24.A film is 4 hours 5 minutes long. How many minutes is that?
  25. 25.How many hours are there from 06:00 to 08:00?
  26. 26.A match starts at 15:05 and lasts 2 hours 50 minutes. At what time does it end? (a) 17:55 (b) 18:55 (c) 16:55
  27. 27.Write 11:45 a.m. in 24-hour time. (a) 13:45 (b) 23:45 (c) 11:45
  28. 28.Write 10:05 a.m. in 24-hour time. (a) 12:05 (b) 22:05 (c) 10:05
  29. 29.A match starts at 07:50 and lasts 4 hours 55 minutes. At what time does it end? (a) 13:45 (b) 12:45 (c) 11:45
  30. 30.What is 03:15 in 12-hour time? (a) 3:15 p.m. (b) 5:15 a.m. (c) 3:15 a.m.
  31. 31.Write 2:25 a.m. in 24-hour time. (a) 14:25 (b) 02:25 (c) 04:25
  32. 32.Write 6:15 p.m. in 24-hour time. (a) 06:15 (b) 20:15 (c) 18:15
  33. 33.How many hours are there from 05:00 to 19:00?
  34. 34.A film is 4 hours 30 minutes long. How many minutes is that?
  35. 35.Write 7:25 a.m. in 24-hour time. (a) 19:25 (b) 07:25 (c) 09:25
  36. 36.A match starts at 11:30 and lasts 2 hours 15 minutes. At what time does it end? (a) 12:45 (b) 14:45 (c) 13:45
  37. 37.Write 4:35 p.m. in 24-hour time. (a) 18:35 (b) 16:35 (c) 04:35
  38. 38.A film is 1 hour 20 minutes long. How many minutes is that?
  39. 39.How many hours are there from 05:00 to 20:00?
  40. 40.A match starts at 06:55 and lasts 4 hours 35 minutes. At what time does it end? (a) 12:30 (b) 11:30 (c) 10:30

Answer key

  1. 14:10
  2. 140
  3. 21:35
  4. 10:45
  5. 07:50
  6. 8
  7. 11:05
  8. 250
  9. 10:50 a.m.
  10. 20:15
  11. 275
  12. 13
  13. 1:10 a.m.
  14. 1:45 p.m.
  15. 2:25 p.m.
  16. 9
  17. 1:05 a.m.
  18. 2
  19. 8
  20. 215
  21. 200
  22. 90
  23. 23:10
  24. 245
  25. 2
  26. 17:55
  27. 11:45
  28. 10:05
  29. 12:45
  30. 3:15 a.m.
  31. 02:25
  32. 18:15
  33. 14
  34. 270
  35. 07:25
  36. 13:45
  37. 16:35
  38. 80
  39. 15
  40. 11:30

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