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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 228 · 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.A film is 4 hours 15 minutes long. How many minutes is that?
  3. 3.How many hours are there from 08:00 to 11:00?
  4. 4.A train leaves at 16:20 and reaches at 19:05. How long is the journey (in minutes)?
  5. 5.How many hours are there from 06:00 to 22:00?
  6. 6.What is 22:30 in 12-hour time? (a) 10:30 p.m. (b) 12:30 p.m. (c) 10:30 a.m.
  7. 7.How many hours are there from 05:00 to 11:00?
  8. 8.Write 4:15 p.m. in 24-hour time. (a) 18:15 (b) 04:15 (c) 16:15
  9. 9.A match starts at 12:25 and lasts 2 hours 10 minutes. At what time does it end? (a) 13:35 (b) 15:35 (c) 14:35
  10. 10.What is 04:00 in 12-hour time? (a) 4:00 p.m. (b) 4:00 a.m. (c) 6:00 a.m.
  11. 11.What is 16:30 in 12-hour time? (a) 4:30 p.m. (b) 4:30 a.m. (c) 6:30 p.m.
  12. 12.What is 16:25 in 12-hour time? (a) 6:25 p.m. (b) 4:25 p.m. (c) 4:25 a.m.
  13. 13.A film is 2 hours 25 minutes long. How many minutes is that?
  14. 14.A match starts at 16:50 and lasts 1 hour 5 minutes. At what time does it end? (a) 18:55 (b) 16:55 (c) 17:55
  15. 15.A train leaves at 08:50 and reaches at 10:25. How long is the journey (in minutes)?
  16. 16.How many hours are there from 07:00 to 16:00?
  17. 17.A match starts at 09:20 and lasts 3 hours 55 minutes. At what time does it end? (a) 14:15 (b) 13:15 (c) 12:15
  18. 18.A train leaves at 19:15 and reaches at 21:45. How long is the journey (in minutes)?
  19. 19.What is 11:00 in 12-hour time? (a) 1:00 a.m. (b) 11:00 p.m. (c) 11:00 a.m.
  20. 20.Write 2:50 a.m. in 24-hour time. (a) 14:50 (b) 04:50 (c) 02:50
  21. 21.What is 10:55 in 12-hour time? (a) 12:55 a.m. (b) 10:55 p.m. (c) 10:55 a.m.
  22. 22.A film is 4 hours 20 minutes long. How many minutes is that?
  23. 23.How many hours are there from 12:00 to 21:00?
  24. 24.How many hours are there from 05:00 to 18:00?
  25. 25.Write 6:30 a.m. in 24-hour time. (a) 18:30 (b) 08:30 (c) 06:30
  26. 26.A match starts at 13:30 and lasts 1 hour 35 minutes. At what time does it end? (a) 15:05 (b) 16:05 (c) 14:05
  27. 27.Write 4:25 a.m. in 24-hour time. (a) 06:25 (b) 16:25 (c) 04:25
  28. 28.Write 2:35 p.m. in 24-hour time. (a) 16:35 (b) 14:35 (c) 02:35
  29. 29.A film is 4 hours 5 minutes long. How many minutes is that?
  30. 30.Write 5:15 p.m. in 24-hour time. (a) 05:15 (b) 17:15 (c) 19:15
  31. 31.How many hours are there from 08:00 to 17:00?
  32. 32.How many hours are there from 12:00 to 17:00?
  33. 33.Write 3:45 a.m. in 24-hour time. (a) 05:45 (b) 03:45 (c) 15:45
  34. 34.Write 9:45 a.m. in 24-hour time. (a) 21:45 (b) 09:45 (c) 11:45
  35. 35.How many hours are there from 11:00 to 16:00?
  36. 36.What is 03:40 in 12-hour time? (a) 3:40 a.m. (b) 3:40 p.m. (c) 5:40 a.m.
  37. 37.A train leaves at 10:40 and reaches at 12:35. How long is the journey (in minutes)?
  38. 38.A film is 1 hour 5 minutes long. How many minutes is that?
  39. 39.A match starts at 13:55 and lasts 2 hours 5 minutes. At what time does it end? (a) 16:00 (b) 15:00 (c) 17:00
  40. 40.How many hours are there from 09:00 to 21:00?

Answer key

  1. 185
  2. 255
  3. 3
  4. 165
  5. 16
  6. 10:30 p.m.
  7. 6
  8. 16:15
  9. 14:35
  10. 4:00 a.m.
  11. 4:30 p.m.
  12. 4:25 p.m.
  13. 145
  14. 17:55
  15. 95
  16. 9
  17. 13:15
  18. 150
  19. 11:00 a.m.
  20. 02:50
  21. 10:55 a.m.
  22. 260
  23. 9
  24. 13
  25. 06:30
  26. 15:05
  27. 04:25
  28. 14:35
  29. 245
  30. 17:15
  31. 9
  32. 5
  33. 03:45
  34. 09:45
  35. 5
  36. 3:40 a.m.
  37. 115
  38. 65
  39. 16:00
  40. 12

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