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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 495 · 40 questions
TalentJR

How to solve it (Jump to the hour): Minutes after: jump to the next full hour, then add the minutes that are left. Minutes before: jump back to the full hour, then go back the rest. How long: change both times to minutes, take away, then change back to hours and minutes (60 minutes = 1 hour).

NameDateTime takenScore ___ / 40
  1. 1.What time will it be 45 minutes after 8:05? (a) 8:50 (b) 8:40 (c) 9:50 (d) 7:50
  2. 2.What time was it 50 minutes before 10:15? (a) 10:25 (b) 9:25 (c) 9:35 (d) 8:25
  3. 3.What time was it 35 minutes before 2:25? (a) 1:50 (b) 1:40 (c) 2:50 (d) 2:00
  4. 4.A film starts at 5:25 and ends at 6:30. How long is the film? (a) 1 h 5 min (b) 1 h 15 min (c) 5 min (d) 2 h 5 min
  5. 5.A film starts at 4:45 and ends at 7:45. How long is the film? (a) 4 h (b) 2 h (c) 3 h 10 min (d) 3 h
  6. 6.What time was it 50 minutes before 5:55? (a) 4:05 (b) 5:05 (c) 5:15 (d) 6:05
  7. 7.A film starts at 7:00 and ends at 9:30. How long is the film? (a) 3 h 30 min (b) 2 h 40 min (c) 2 h 30 min (d) 1 h 30 min
  8. 8.What time was it 55 minutes before 2:55? (a) 2:10 (b) 1:00 (c) 3:00 (d) 2:00
  9. 9.What time was it 35 minutes before 6:50? (a) 7:15 (b) 6:15 (c) 6:25 (d) 5:15
  10. 10.What time was it 35 minutes before 10:50? (a) 11:15 (b) 10:25 (c) 10:15 (d) 9:15
  11. 11.What time was it 30 minutes before 11:05? (a) 10:45 (b) 9:35 (c) 11:35 (d) 10:35
  12. 12.What time will it be 45 minutes after 8:25? (a) 9:00 (b) 9:10 (c) 10:10 (d) 8:10
  13. 13.What time will it be 50 minutes after 5:00? (a) 5:40 (b) 5:50 (c) 4:50 (d) 6:50
  14. 14.What time was it 35 minutes before 11:40? (a) 11:05 (b) 12:05 (c) 10:05 (d) 11:15
  15. 15.What time was it 55 minutes before 3:30? (a) 2:35 (b) 2:45 (c) 1:35 (d) 3:35
  16. 16.What time will it be 20 minutes after 10:30? (a) 9:50 (b) 11:50 (c) 10:40 (d) 10:50
  17. 17.What time was it 25 minutes before 2:40? (a) 1:15 (b) 2:15 (c) 2:25 (d) 3:15
  18. 18.What time will it be 15 minutes after 9:20? (a) 9:25 (b) 10:35 (c) 9:35 (d) 8:35
  19. 19.What time will it be 25 minutes after 8:15? (a) 8:40 (b) 9:40 (c) 8:30 (d) 7:40
  20. 20.What time will it be 50 minutes after 3:45? (a) 5:35 (b) 4:35 (c) 4:25 (d) 3:35
  21. 21.What time will it be 15 minutes after 7:30? (a) 7:45 (b) 7:35 (c) 6:45 (d) 8:45
  22. 22.What time will it be 45 minutes after 3:05? (a) 3:50 (b) 2:50 (c) 3:40 (d) 4:50
  23. 23.A film starts at 5:45 and ends at 6:20. How long is the film? (a) 25 min (b) 45 min (c) 1 h 35 min (d) 35 min
  24. 24.What time was it 30 minutes before 5:45? (a) 5:15 (b) 4:15 (c) 5:25 (d) 6:15
  25. 25.What time will it be 55 minutes after 10:15? (a) 11:00 (b) 12:10 (c) 11:10 (d) 10:10
  26. 26.A film starts at 3:25 and ends at 3:45. How long is the film? (a) 30 min (b) 10 min (c) 20 min (d) 1 h 20 min
  27. 27.What time was it 20 minutes before 7:50? (a) 8:30 (b) 7:30 (c) 6:30 (d) 7:40
  28. 28.A film starts at 6:10 and ends at 8:45. How long is the film? (a) 2 h 35 min (b) 1 h 35 min (c) 3 h 35 min (d) 2 h 45 min
  29. 29.What time was it 45 minutes before 10:05? (a) 9:20 (b) 10:20 (c) 8:20 (d) 9:30
  30. 30.What time was it 20 minutes before 2:15? (a) 2:05 (b) 2:55 (c) 1:55 (d) 1:45
  31. 31.What time will it be 30 minutes after 10:30? (a) 10:50 (b) 12:00 (c) 10:00 (d) 11:00
  32. 32.What time will it be 50 minutes after 8:50? (a) 8:40 (b) 9:30 (c) 10:40 (d) 9:40
  33. 33.What time will it be 20 minutes after 3:35? (a) 3:55 (b) 2:55 (c) 4:55 (d) 3:45
  34. 34.A film starts at 6:00 and ends at 8:25. How long is the film? (a) 1 h 25 min (b) 2 h 35 min (c) 3 h 25 min (d) 2 h 25 min
  35. 35.What time was it 15 minutes before 4:55? (a) 5:40 (b) 4:50 (c) 3:40 (d) 4:40
  36. 36.What time was it 40 minutes before 9:35? (a) 9:55 (b) 7:55 (c) 8:55 (d) 9:05
  37. 37.A film starts at 6:45 and ends at 7:15. How long is the film? (a) 40 min (b) 30 min (c) 20 min (d) 1 h 30 min
  38. 38.What time was it 15 minutes before 10:05? (a) 10:50 (b) 9:50 (c) 10:00 (d) 8:50
  39. 39.A film starts at 5:55 and ends at 6:20. How long is the film? (a) 25 min (b) 35 min (c) 15 min (d) 1 h 25 min
  40. 40.What time was it 45 minutes before 9:30? (a) 9:45 (b) 7:45 (c) 8:45 (d) 8:55

Answer key

  1. 8:50
  2. 9:25
  3. 1:50
  4. 1 h 5 min
  5. 3 h
  6. 5:05
  7. 2 h 30 min
  8. 2:00
  9. 6:15
  10. 10:15
  11. 10:35
  12. 9:10
  13. 5:50
  14. 11:05
  15. 2:35
  16. 10:50
  17. 2:15
  18. 9:35
  19. 8:40
  20. 4:35
  21. 7:45
  22. 3:50
  23. 35 min
  24. 5:15
  25. 11:10
  26. 20 min
  27. 7:30
  28. 2 h 35 min
  29. 9:20
  30. 1:55
  31. 11:00
  32. 9:40
  33. 3:55
  34. 2 h 25 min
  35. 4:40
  36. 8:55
  37. 30 min
  38. 9:50
  39. 25 min
  40. 8:45

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