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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 991 · 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 11:40 and lasts 3 hours 40 minutes. At what time does it end? (a) 14:20 (b) 15:20 (c) 16:20
  2. 2.How many hours are there from 06:00 to 20:00?
  3. 3.A match starts at 08:35 and lasts 3 hours 20 minutes. At what time does it end? (a) 12:55 (b) 11:55 (c) 10:55
  4. 4.Write 2:50 a.m. in 24-hour time. (a) 14:50 (b) 02:50 (c) 04:50
  5. 5.How many hours are there from 08:00 to 17:00?
  6. 6.A film is 2 hours 20 minutes long. How many minutes is that?
  7. 7.A match starts at 10:15 and lasts 2 hours 35 minutes. At what time does it end? (a) 12:50 (b) 11:50 (c) 13:50
  8. 8.A film is 1 hour 40 minutes long. How many minutes is that?
  9. 9.A film is 3 hours 5 minutes long. How many minutes is that?
  10. 10.A film is 1 hour 35 minutes long. How many minutes is that?
  11. 11.A train leaves at 11:00 and reaches at 14:00. How long is the journey (in minutes)?
  12. 12.A film is 4 hours 55 minutes long. How many minutes is that?
  13. 13.A match starts at 10:20 and lasts 2 hours 50 minutes. At what time does it end? (a) 13:10 (b) 14:10 (c) 12:10
  14. 14.What is 02:15 in 12-hour time? (a) 4:15 a.m. (b) 2:15 a.m. (c) 2:15 p.m.
  15. 15.Write 2:05 p.m. in 24-hour time. (a) 02:05 (b) 16:05 (c) 14:05
  16. 16.A film is 3 hours 45 minutes long. How many minutes is that?
  17. 17.A match starts at 18:20 and lasts 3 hours 45 minutes. At what time does it end? (a) 21:05 (b) 23:05 (c) 22:05
  18. 18.A train leaves at 07:00 and reaches at 07:55. How long is the journey (in minutes)?
  19. 19.How many hours are there from 06:00 to 17:00?
  20. 20.What is 11:10 in 12-hour time? (a) 11:10 p.m. (b) 1:10 a.m. (c) 11:10 a.m.
  21. 21.A match starts at 08:55 and lasts 1 hour 35 minutes. At what time does it end? (a) 09:30 (b) 11:30 (c) 10:30
  22. 22.A train leaves at 10:05 and reaches at 10:35. How long is the journey (in minutes)?
  23. 23.Write 11:40 a.m. in 24-hour time. (a) 11:40 (b) 23:40 (c) 13:40
  24. 24.A train leaves at 08:50 and reaches at 11:25. How long is the journey (in minutes)?
  25. 25.Write 2:55 a.m. in 24-hour time. (a) 14:55 (b) 02:55 (c) 04:55
  26. 26.A train leaves at 07:10 and reaches at 09:40. How long is the journey (in minutes)?
  27. 27.A film is 4 hours 50 minutes long. How many minutes is that?
  28. 28.A train leaves at 11:40 and reaches at 13:05. How long is the journey (in minutes)?
  29. 29.How many hours are there from 07:00 to 19:00?
  30. 30.What is 10:55 in 12-hour time? (a) 10:55 p.m. (b) 12:55 a.m. (c) 10:55 a.m.
  31. 31.What is 05:25 in 12-hour time? (a) 7:25 a.m. (b) 5:25 a.m. (c) 5:25 p.m.
  32. 32.A film is 3 hours 30 minutes long. How many minutes is that?
  33. 33.What is 01:00 in 12-hour time? (a) 1:00 p.m. (b) 1:00 a.m. (c) 3:00 a.m.
  34. 34.A train leaves at 10:30 and reaches at 11:25. How long is the journey (in minutes)?
  35. 35.What is 08:30 in 12-hour time? (a) 8:30 p.m. (b) 8:30 a.m. (c) 10:30 a.m.
  36. 36.How many hours are there from 10:00 to 15:00?
  37. 37.A match starts at 17:30 and lasts 3 hours 50 minutes. At what time does it end? (a) 20:20 (b) 21:20 (c) 22:20
  38. 38.What is 10:25 in 12-hour time? (a) 10:25 a.m. (b) 10:25 p.m. (c) 12:25 a.m.
  39. 39.A match starts at 17:00 and lasts 3 hours 20 minutes. At what time does it end? (a) 19:20 (b) 21:20 (c) 20:20
  40. 40.A match starts at 17:05 and lasts 1 hour 45 minutes. At what time does it end? (a) 17:50 (b) 19:50 (c) 18:50

Answer key

  1. 15:20
  2. 14
  3. 11:55
  4. 02:50
  5. 9
  6. 140
  7. 12:50
  8. 100
  9. 185
  10. 95
  11. 180
  12. 295
  13. 13:10
  14. 2:15 a.m.
  15. 14:05
  16. 225
  17. 22:05
  18. 55
  19. 11
  20. 11:10 a.m.
  21. 10:30
  22. 30
  23. 11:40
  24. 155
  25. 02:55
  26. 150
  27. 290
  28. 85
  29. 12
  30. 10:55 a.m.
  31. 5:25 a.m.
  32. 210
  33. 1:00 a.m.
  34. 55
  35. 8:30 a.m.
  36. 5
  37. 21:20
  38. 10:25 a.m.
  39. 20:20
  40. 18:50

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