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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 817 · 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 10:50 and lasts 4 hours 5 minutes. At what time does it end? (a) 13:55 (b) 15:55 (c) 14:55
  2. 2.Write 7:20 a.m. in 24-hour time. (a) 07:20 (b) 19:20 (c) 09:20
  3. 3.A film is 4 hours 30 minutes long. How many minutes is that?
  4. 4.How many hours are there from 07:00 to 12:00?
  5. 5.Write 6:50 p.m. in 24-hour time. (a) 18:50 (b) 06:50 (c) 20:50
  6. 6.What is 16:25 in 12-hour time? (a) 4:25 a.m. (b) 4:25 p.m. (c) 6:25 p.m.
  7. 7.What is 16:15 in 12-hour time? (a) 4:15 p.m. (b) 4:15 a.m. (c) 6:15 p.m.
  8. 8.Write 1:50 p.m. in 24-hour time. (a) 13:50 (b) 15:50 (c) 01:50
  9. 9.What is 21:45 in 12-hour time? (a) 11:45 p.m. (b) 9:45 p.m. (c) 9:45 a.m.
  10. 10.A train leaves at 13:55 and reaches at 15:30. How long is the journey (in minutes)?
  11. 11.What is 05:30 in 12-hour time? (a) 5:30 a.m. (b) 5:30 p.m. (c) 7:30 a.m.
  12. 12.A film is 1 hour 55 minutes long. How many minutes is that?
  13. 13.Write 11:00 a.m. in 24-hour time. (a) 23:00 (b) 13:00 (c) 11:00
  14. 14.A match starts at 08:00 and lasts 2 hours 10 minutes. At what time does it end? (a) 11:10 (b) 09:10 (c) 10:10
  15. 15.How many hours are there from 07:00 to 22:00?
  16. 16.What is 08:10 in 12-hour time? (a) 10:10 a.m. (b) 8:10 a.m. (c) 8:10 p.m.
  17. 17.A match starts at 11:40 and lasts 3 hours 25 minutes. At what time does it end? (a) 16:05 (b) 14:05 (c) 15:05
  18. 18.What is 17:05 in 12-hour time? (a) 7:05 p.m. (b) 5:05 p.m. (c) 5:05 a.m.
  19. 19.A match starts at 17:45 and lasts 4 hours 50 minutes. At what time does it end? (a) 22:35 (b) 23:35 (c) 21:35
  20. 20.A film is 2 hours 40 minutes long. How many minutes is that?
  21. 21.Write 9:30 p.m. in 24-hour time. (a) 23:30 (b) 21:30 (c) 09:30
  22. 22.A film is 3 hours 55 minutes long. How many minutes is that?
  23. 23.How many hours are there from 10:00 to 14:00?
  24. 24.How many hours are there from 05:00 to 11:00?
  25. 25.A train leaves at 07:55 and reaches at 10:05. How long is the journey (in minutes)?
  26. 26.A film is 2 hours 50 minutes long. How many minutes is that?
  27. 27.How many hours are there from 06:00 to 23:00?
  28. 28.Write 5:15 p.m. in 24-hour time. (a) 17:15 (b) 05:15 (c) 19:15
  29. 29.How many hours are there from 06:00 to 10:00?
  30. 30.A train leaves at 15:05 and reaches at 16:45. How long is the journey (in minutes)?
  31. 31.What is 02:25 in 12-hour time? (a) 4:25 a.m. (b) 2:25 p.m. (c) 2:25 a.m.
  32. 32.What is 08:00 in 12-hour time? (a) 8:00 a.m. (b) 8:00 p.m. (c) 10:00 a.m.
  33. 33.What is 01:25 in 12-hour time? (a) 3:25 a.m. (b) 1:25 a.m. (c) 1:25 p.m.
  34. 34.A train leaves at 07:25 and reaches at 08:10. How long is the journey (in minutes)?
  35. 35.Write 4:30 p.m. in 24-hour time. (a) 04:30 (b) 16:30 (c) 18:30
  36. 36.A film is 1 hour 5 minutes long. How many minutes is that?
  37. 37.What is 04:25 in 12-hour time? (a) 4:25 p.m. (b) 6:25 a.m. (c) 4:25 a.m.
  38. 38.A film is 3 hours 10 minutes long. How many minutes is that?
  39. 39.What is 16:35 in 12-hour time? (a) 4:35 a.m. (b) 4:35 p.m. (c) 6:35 p.m.
  40. 40.A match starts at 13:20 and lasts 2 hours 5 minutes. At what time does it end? (a) 16:25 (b) 15:25 (c) 14:25

Answer key

  1. 14:55
  2. 07:20
  3. 270
  4. 5
  5. 18:50
  6. 4:25 p.m.
  7. 4:15 p.m.
  8. 13:50
  9. 9:45 p.m.
  10. 95
  11. 5:30 a.m.
  12. 115
  13. 11:00
  14. 10:10
  15. 15
  16. 8:10 a.m.
  17. 15:05
  18. 5:05 p.m.
  19. 22:35
  20. 160
  21. 21:30
  22. 235
  23. 4
  24. 6
  25. 130
  26. 170
  27. 17
  28. 17:15
  29. 4
  30. 100
  31. 2:25 a.m.
  32. 8:00 a.m.
  33. 1:25 a.m.
  34. 45
  35. 16:30
  36. 65
  37. 4:25 a.m.
  38. 190
  39. 4:35 p.m.
  40. 15:25

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