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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 899 · 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 20 minutes before 3:40? (a) 2:20 (b) 3:30 (c) 3:20 (d) 4:20
  2. 2.What time will it be 45 minutes after 7:50? (a) 9:35 (b) 8:35 (c) 8:25 (d) 7:35
  3. 3.A film starts at 1:15 and ends at 1:50. How long is the film? (a) 35 min (b) 1 h 35 min (c) 45 min (d) 25 min
  4. 4.What time will it be 30 minutes after 3:45? (a) 5:15 (b) 4:15 (c) 4:05 (d) 3:15
  5. 5.What time will it be 25 minutes after 2:20? (a) 2:35 (b) 2:45 (c) 3:45 (d) 1:45
  6. 6.What time was it 15 minutes before 2:40? (a) 3:25 (b) 2:25 (c) 2:35 (d) 1:25
  7. 7.What time was it 15 minutes before 4:20? (a) 5:05 (b) 3:05 (c) 4:05 (d) 4:15
  8. 8.What time will it be 30 minutes after 7:55? (a) 8:15 (b) 9:25 (c) 7:25 (d) 8:25
  9. 9.A film starts at 7:00 and ends at 8:40. How long is the film? (a) 2 h 40 min (b) 1 h 40 min (c) 40 min (d) 1 h 50 min
  10. 10.What time will it be 20 minutes after 9:30? (a) 8:50 (b) 9:50 (c) 10:50 (d) 9:40
  11. 11.What time was it 20 minutes before 4:30? (a) 3:10 (b) 4:20 (c) 5:10 (d) 4:10
  12. 12.What time will it be 15 minutes after 9:05? (a) 10:20 (b) 8:20 (c) 9:10 (d) 9:20
  13. 13.A film starts at 5:35 and ends at 8:20. How long is the film? (a) 3 h 45 min (b) 1 h 45 min (c) 2 h 45 min (d) 2 h 55 min
  14. 14.What time will it be 35 minutes after 7:50? (a) 8:25 (b) 8:15 (c) 9:25 (d) 7:25
  15. 15.What time was it 35 minutes before 9:45? (a) 8:10 (b) 9:20 (c) 9:10 (d) 10:10
  16. 16.What time was it 45 minutes before 2:35? (a) 2:00 (b) 1:40 (c) 1:50 (d) 2:50
  17. 17.What time was it 40 minutes before 2:20? (a) 1:30 (b) 1:40 (c) 2:40 (d) 1:50
  18. 18.A film starts at 2:40 and ends at 3:05. How long is the film? (a) 35 min (b) 1 h 25 min (c) 15 min (d) 25 min
  19. 19.A film starts at 2:10 and ends at 3:00. How long is the film? (a) 1 h 50 min (b) 50 min (c) 40 min (d) 1 h
  20. 20.What time will it be 55 minutes after 1:45? (a) 2:40 (b) 3:40 (c) 1:40 (d) 2:30
  21. 21.What time will it be 15 minutes after 3:40? (a) 2:55 (b) 3:45 (c) 4:55 (d) 3:55
  22. 22.What time was it 45 minutes before 2:50? (a) 1:05 (b) 3:05 (c) 2:15 (d) 2:05
  23. 23.A film starts at 1:50 and ends at 4:05. How long is the film? (a) 2 h 25 min (b) 1 h 15 min (c) 3 h 15 min (d) 2 h 15 min
  24. 24.What time was it 45 minutes before 4:10? (a) 2:25 (b) 3:35 (c) 3:25 (d) 4:25
  25. 25.What time will it be 35 minutes after 3:40? (a) 3:15 (b) 5:15 (c) 4:15 (d) 4:05
  26. 26.A film starts at 6:05 and ends at 7:40. How long is the film? (a) 2 h 35 min (b) 35 min (c) 1 h 45 min (d) 1 h 35 min
  27. 27.What time will it be 55 minutes after 6:55? (a) 8:50 (b) 7:40 (c) 6:50 (d) 7:50
  28. 28.A film starts at 6:10 and ends at 7:55. How long is the film? (a) 2 h 45 min (b) 1 h 45 min (c) 45 min (d) 1 h 55 min
  29. 29.What time will it be 45 minutes after 4:30? (a) 4:15 (b) 5:05 (c) 5:15 (d) 6:15
  30. 30.What time will it be 20 minutes after 6:00? (a) 6:10 (b) 5:20 (c) 6:20 (d) 7:20
  31. 31.What time will it be 15 minutes after 10:00? (a) 11:15 (b) 9:15 (c) 10:05 (d) 10:15
  32. 32.A film starts at 1:10 and ends at 2:50. How long is the film? (a) 2 h 40 min (b) 1 h 50 min (c) 1 h 40 min (d) 40 min
  33. 33.A film starts at 2:00 and ends at 3:45. How long is the film? (a) 45 min (b) 2 h 45 min (c) 1 h 45 min (d) 1 h 55 min
  34. 34.What time will it be 25 minutes after 6:05? (a) 6:30 (b) 7:30 (c) 5:30 (d) 6:20
  35. 35.What time will it be 25 minutes after 7:00? (a) 8:25 (b) 7:15 (c) 6:25 (d) 7:25
  36. 36.What time was it 40 minutes before 6:15? (a) 5:35 (b) 5:45 (c) 6:35 (d) 4:35
  37. 37.What time will it be 40 minutes after 1:20? (a) 1:50 (b) 1:00 (c) 2:00 (d) 3:00
  38. 38.A film starts at 1:00 and ends at 3:40. How long is the film? (a) 3 h 40 min (b) 2 h 40 min (c) 1 h 40 min (d) 2 h 50 min
  39. 39.A film starts at 4:20 and ends at 6:25. How long is the film? (a) 1 h 5 min (b) 3 h 5 min (c) 2 h 5 min (d) 2 h 15 min
  40. 40.A film starts at 4:50 and ends at 7:10. How long is the film? (a) 3 h 20 min (b) 2 h 20 min (c) 1 h 20 min (d) 2 h 30 min

Answer key

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

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