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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 174 · 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.How many hours are there from 06:00 to 16:00?
  2. 2.How many hours are there from 11:00 to 22:00?
  3. 3.A match starts at 15:35 and lasts 3 hours 25 minutes. At what time does it end? (a) 20:00 (b) 19:00 (c) 18:00
  4. 4.A film is 4 hours 20 minutes long. How many minutes is that?
  5. 5.A match starts at 10:20 and lasts 2 hours. At what time does it end? (a) 13:20 (b) 11:20 (c) 12:20
  6. 6.A film is 1 hour 20 minutes long. How many minutes is that?
  7. 7.How many hours are there from 07:00 to 10:00?
  8. 8.A film is 4 hours 30 minutes long. How many minutes is that?
  9. 9.A film is 2 hours 30 minutes long. How many minutes is that?
  10. 10.Write 3:45 a.m. in 24-hour time. (a) 15:45 (b) 03:45 (c) 05:45
  11. 11.How many hours are there from 12:00 to 16:00?
  12. 12.What is 01:20 in 12-hour time? (a) 1:20 p.m. (b) 3:20 a.m. (c) 1:20 a.m.
  13. 13.A match starts at 07:35 and lasts 4 hours 20 minutes. At what time does it end? (a) 11:55 (b) 12:55 (c) 10:55
  14. 14.What is 14:20 in 12-hour time? (a) 2:20 p.m. (b) 4:20 p.m. (c) 2:20 a.m.
  15. 15.Write 1:25 a.m. in 24-hour time. (a) 03:25 (b) 13:25 (c) 01:25
  16. 16.How many hours are there from 09:00 to 14:00?
  17. 17.A train leaves at 16:45 and reaches at 18:05. How long is the journey (in minutes)?
  18. 18.Write 8:40 a.m. in 24-hour time. (a) 10:40 (b) 20:40 (c) 08:40
  19. 19.A train leaves at 12:35 and reaches at 13:20. How long is the journey (in minutes)?
  20. 20.A train leaves at 16:55 and reaches at 19:45. How long is the journey (in minutes)?
  21. 21.A train leaves at 10:15 and reaches at 12:45. How long is the journey (in minutes)?
  22. 22.A match starts at 08:00 and lasts 4 hours 35 minutes. At what time does it end? (a) 12:35 (b) 13:35 (c) 11:35
  23. 23.Write 2:45 a.m. in 24-hour time. (a) 04:45 (b) 02:45 (c) 14:45
  24. 24.A train leaves at 13:40 and reaches at 15:55. How long is the journey (in minutes)?
  25. 25.A train leaves at 16:55 and reaches at 20:10. How long is the journey (in minutes)?
  26. 26.A film is 3 hours 10 minutes long. How many minutes is that?
  27. 27.A film is 2 hours 10 minutes long. How many minutes is that?
  28. 28.How many hours are there from 12:00 to 20:00?
  29. 29.A film is 1 hour 35 minutes long. How many minutes is that?
  30. 30.Write 11:55 p.m. in 24-hour time. (a) 23:55 (b) 11:55 (c) 01:55
  31. 31.Write 3:00 a.m. in 24-hour time. (a) 05:00 (b) 15:00 (c) 03:00
  32. 32.A film is 1 hour 45 minutes long. How many minutes is that?
  33. 33.Write 2:10 a.m. in 24-hour time. (a) 02:10 (b) 04:10 (c) 14:10
  34. 34.A film is 3 hours 20 minutes long. How many minutes is that?
  35. 35.What is 07:10 in 12-hour time? (a) 7:10 a.m. (b) 9:10 a.m. (c) 7:10 p.m.
  36. 36.Write 2:50 p.m. in 24-hour time. (a) 14:50 (b) 16:50 (c) 02:50
  37. 37.A film is 1 hour 25 minutes long. How many minutes is that?
  38. 38.A match starts at 08:35 and lasts 4 hours 35 minutes. At what time does it end? (a) 12:10 (b) 14:10 (c) 13:10
  39. 39.A match starts at 09:35 and lasts 2 hours 30 minutes. At what time does it end? (a) 11:05 (b) 13:05 (c) 12:05
  40. 40.What is 06:45 in 12-hour time? (a) 8:45 a.m. (b) 6:45 a.m. (c) 6:45 p.m.

Answer key

  1. 10
  2. 11
  3. 19:00
  4. 260
  5. 12:20
  6. 80
  7. 3
  8. 270
  9. 150
  10. 03:45
  11. 4
  12. 1:20 a.m.
  13. 11:55
  14. 2:20 p.m.
  15. 01:25
  16. 5
  17. 80
  18. 08:40
  19. 45
  20. 170
  21. 150
  22. 12:35
  23. 02:45
  24. 135
  25. 195
  26. 190
  27. 130
  28. 8
  29. 95
  30. 23:55
  31. 03:00
  32. 105
  33. 02:10
  34. 200
  35. 7:10 a.m.
  36. 14:50
  37. 85
  38. 13:10
  39. 12:05
  40. 6:45 a.m.

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