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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 938 · 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 match starts at 15:55 and lasts 2 hours 35 minutes. At what time does it end? (a) 19:30 (b) 17:30 (c) 18:30
  2. 2.Write 3:15 a.m. in 24-hour time. (a) 03:15 (b) 15:15 (c) 05:15
  3. 3.What is 04:45 in 12-hour time? (a) 4:45 p.m. (b) 4:45 a.m. (c) 6:45 a.m.
  4. 4.How many hours are there from 06:00 to 23:00?
  5. 5.A match starts at 11:55 and lasts 1 hour 30 minutes. At what time does it end? (a) 12:25 (b) 14:25 (c) 13:25
  6. 6.How many hours are there from 06:00 to 13:00?
  7. 7.Write 2:55 p.m. in 24-hour time. (a) 16:55 (b) 14:55 (c) 02:55
  8. 8.A train leaves at 19:15 and reaches at 21:05. How long is the journey (in minutes)?
  9. 9.A train leaves at 14:00 and reaches at 15:45. How long is the journey (in minutes)?
  10. 10.How many hours are there from 11:00 to 20:00?
  11. 11.Write 3:25 p.m. in 24-hour time. (a) 03:25 (b) 15:25 (c) 17:25
  12. 12.Write 11:20 a.m. in 24-hour time. (a) 23:20 (b) 13:20 (c) 11:20
  13. 13.How many hours are there from 12:00 to 19:00?
  14. 14.A train leaves at 16:30 and reaches at 19:45. How long is the journey (in minutes)?
  15. 15.Write 5:05 p.m. in 24-hour time. (a) 19:05 (b) 05:05 (c) 17:05
  16. 16.What is 03:35 in 12-hour time? (a) 3:35 p.m. (b) 3:35 a.m. (c) 5:35 a.m.
  17. 17.A train leaves at 10:20 and reaches at 12:25. How long is the journey (in minutes)?
  18. 18.A film is 3 hours 30 minutes long. How many minutes is that?
  19. 19.Write 1:45 a.m. in 24-hour time. (a) 03:45 (b) 13:45 (c) 01:45
  20. 20.A match starts at 18:55 and lasts 3 hours 5 minutes. At what time does it end? (a) 22:00 (b) 23:00 (c) 21:00
  21. 21.How many hours are there from 08:00 to 17:00?
  22. 22.A train leaves at 17:20 and reaches at 19:20. How long is the journey (in minutes)?
  23. 23.A film is 1 hour 40 minutes long. How many minutes is that?
  24. 24.Write 2:45 a.m. in 24-hour time. (a) 14:45 (b) 04:45 (c) 02:45
  25. 25.A film is 2 hours 20 minutes long. How many minutes is that?
  26. 26.A film is 1 hour 50 minutes long. How many minutes is that?
  27. 27.How many hours are there from 08:00 to 19:00?
  28. 28.Write 6:30 a.m. in 24-hour time. (a) 18:30 (b) 06:30 (c) 08:30
  29. 29.What is 23:15 in 12-hour time? (a) 1:15 p.m. (b) 11:15 a.m. (c) 11:15 p.m.
  30. 30.A train leaves at 08:55 and reaches at 11:05. How long is the journey (in minutes)?
  31. 31.A film is 1 hour 20 minutes long. How many minutes is that?
  32. 32.A match starts at 10:35 and lasts 2 hours 35 minutes. At what time does it end? (a) 14:10 (b) 13:10 (c) 12:10
  33. 33.A film is 3 hours 40 minutes long. How many minutes is that?
  34. 34.Write 1:15 a.m. in 24-hour time. (a) 03:15 (b) 01:15 (c) 13:15
  35. 35.What is 17:00 in 12-hour time? (a) 5:00 a.m. (b) 5:00 p.m. (c) 7:00 p.m.
  36. 36.A film is 2 hours 45 minutes long. How many minutes is that?
  37. 37.How many hours are there from 12:00 to 22:00?
  38. 38.How many hours are there from 10:00 to 19:00?
  39. 39.What is 14:25 in 12-hour time? (a) 2:25 p.m. (b) 4:25 p.m. (c) 2:25 a.m.
  40. 40.A film is 1 hour 30 minutes long. How many minutes is that?

Answer key

  1. 18:30
  2. 03:15
  3. 4:45 a.m.
  4. 17
  5. 13:25
  6. 7
  7. 14:55
  8. 110
  9. 105
  10. 9
  11. 15:25
  12. 11:20
  13. 7
  14. 195
  15. 17:05
  16. 3:35 a.m.
  17. 125
  18. 210
  19. 01:45
  20. 22:00
  21. 9
  22. 120
  23. 100
  24. 02:45
  25. 140
  26. 110
  27. 11
  28. 06:30
  29. 11:15 p.m.
  30. 130
  31. 80
  32. 13:10
  33. 220
  34. 01:15
  35. 5:00 p.m.
  36. 165
  37. 10
  38. 9
  39. 2:25 p.m.
  40. 90

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