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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 126 · 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 was it 25 minutes before 3:35? (a) 3:10 (b) 3:20 (c) 2:10 (d) 4:10
  2. 2.What time was it 35 minutes before 4:45? (a) 4:20 (b) 4:10 (c) 5:10 (d) 3:10
  3. 3.A film starts at 8:45 and ends at 9:45. How long is the film? (a) 2 h (b) 1 h 10 min (c) 50 min (d) 1 h
  4. 4.What time will it be 25 minutes after 2:10? (a) 2:25 (b) 3:35 (c) 2:35 (d) 1:35
  5. 5.What time was it 55 minutes before 8:55? (a) 8:10 (b) 9:00 (c) 8:00 (d) 7:00
  6. 6.What time will it be 55 minutes after 8:55? (a) 8:50 (b) 9:40 (c) 10:50 (d) 9:50
  7. 7.What time was it 25 minutes before 4:30? (a) 4:05 (b) 5:05 (c) 3:05 (d) 4:15
  8. 8.What time was it 50 minutes before 3:05? (a) 3:15 (b) 2:25 (c) 2:15 (d) 1:15
  9. 9.What time will it be 55 minutes after 3:15? (a) 4:00 (b) 5:10 (c) 4:10 (d) 3:10
  10. 10.What time was it 35 minutes before 8:40? (a) 9:05 (b) 8:15 (c) 7:05 (d) 8:05
  11. 11.What time will it be 25 minutes after 3:10? (a) 2:35 (b) 3:35 (c) 4:35 (d) 3:25
  12. 12.What time was it 45 minutes before 4:15? (a) 3:40 (b) 2:30 (c) 3:30 (d) 4:30
  13. 13.A film starts at 2:40 and ends at 4:35. How long is the film? (a) 2 h 55 min (b) 2 h 5 min (c) 1 h 55 min (d) 55 min
  14. 14.A film starts at 1:05 and ends at 3:25. How long is the film? (a) 3 h 20 min (b) 1 h 20 min (c) 2 h 20 min (d) 2 h 30 min
  15. 15.What time was it 45 minutes before 9:55? (a) 9:10 (b) 8:10 (c) 9:20 (d) 10:10
  16. 16.What time was it 50 minutes before 4:55? (a) 4:15 (b) 5:05 (c) 4:05 (d) 3:05
  17. 17.What time will it be 20 minutes after 10:15? (a) 10:25 (b) 11:35 (c) 10:35 (d) 9:35
  18. 18.A film starts at 4:30 and ends at 6:45. How long is the film? (a) 2 h 15 min (b) 2 h 25 min (c) 3 h 15 min (d) 1 h 15 min
  19. 19.A film starts at 3:10 and ends at 4:05. How long is the film? (a) 1 h 55 min (b) 45 min (c) 55 min (d) 1 h 5 min
  20. 20.What time was it 30 minutes before 3:35? (a) 4:05 (b) 3:15 (c) 3:05 (d) 2:05
  21. 21.What time was it 15 minutes before 6:00? (a) 5:55 (b) 4:45 (c) 5:45 (d) 6:45
  22. 22.A film starts at 1:55 and ends at 3:20. How long is the film? (a) 2 h 25 min (b) 25 min (c) 1 h 35 min (d) 1 h 25 min
  23. 23.A film starts at 3:40 and ends at 4:45. How long is the film? (a) 5 min (b) 1 h 5 min (c) 1 h 15 min (d) 2 h 5 min
  24. 24.A film starts at 5:00 and ends at 7:45. How long is the film? (a) 2 h 55 min (b) 3 h 45 min (c) 1 h 45 min (d) 2 h 45 min
  25. 25.A film starts at 4:55 and ends at 6:35. How long is the film? (a) 1 h 50 min (b) 2 h 40 min (c) 1 h 40 min (d) 40 min
  26. 26.What time was it 20 minutes before 11:55? (a) 10:35 (b) 12:35 (c) 11:35 (d) 11:45
  27. 27.What time will it be 35 minutes after 5:05? (a) 5:40 (b) 4:40 (c) 5:30 (d) 6:40
  28. 28.What time will it be 45 minutes after 3:20? (a) 3:05 (b) 5:05 (c) 3:55 (d) 4:05
  29. 29.A film starts at 5:25 and ends at 8:05. How long is the film? (a) 2 h 40 min (b) 1 h 40 min (c) 2 h 50 min (d) 3 h 40 min
  30. 30.What time will it be 50 minutes after 5:20? (a) 6:10 (b) 7:10 (c) 5:10 (d) 6:00
  31. 31.What time will it be 25 minutes after 2:30? (a) 2:55 (b) 1:55 (c) 3:55 (d) 2:45
  32. 32.What time was it 55 minutes before 6:50? (a) 5:55 (b) 4:55 (c) 6:05 (d) 6:55
  33. 33.What time was it 15 minutes before 6:30? (a) 6:15 (b) 5:15 (c) 7:15 (d) 6:25
  34. 34.What time was it 45 minutes before 3:15? (a) 1:30 (b) 2:40 (c) 2:30 (d) 3:30
  35. 35.What time was it 20 minutes before 8:25? (a) 8:15 (b) 7:05 (c) 9:05 (d) 8:05
  36. 36.What time will it be 35 minutes after 6:00? (a) 6:25 (b) 6:35 (c) 5:35 (d) 7:35
  37. 37.What time was it 20 minutes before 3:45? (a) 3:35 (b) 2:25 (c) 3:25 (d) 4:25
  38. 38.What time was it 25 minutes before 4:25? (a) 3:00 (b) 4:10 (c) 4:00 (d) 5:00
  39. 39.A film starts at 8:50 and ends at 9:20. How long is the film? (a) 1 h 30 min (b) 40 min (c) 30 min (d) 20 min
  40. 40.What time will it be 40 minutes after 2:45? (a) 2:25 (b) 3:15 (c) 3:25 (d) 4:25

Answer key

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

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