Time Conversion and Elapsed Time

Name: _______________________________
Date: _______________________________

Section A: Time Conversions

Convert the following times:

1. 4 minutes = _____________ seconds
2. 180 seconds = _____________ minutes
3. 3 hours = _____________ minutes
4. 240 minutes = _____________ hours
5. 2.5 hours = _____________ minutes
6. 450 seconds = _____________ minutes
7. 5 hours 30 minutes = _____________ minutes
8. 7200 seconds = _____________ hours
9. 90 minutes = _____________ hours
10. 6 hours = _____________ seconds

Section B: Elapsed Time

Calculate the elapsed time between the following times:

11. Start: 9:15 am     End: 11:45 am Elapsed time: _____________
12. Start: 2:30 pm     End: 5:00 pm Elapsed time: _____________
13. Start: 10:50 am     End: 1:20 pm Elapsed time: _____________
14. Start: 8:45 am     End: 12:15 pm Elapsed time: _____________
15. Start: 3:25 pm     End: 6:10 pm Elapsed time: _____________

Section C: Word Problems

16. A movie starts at 6:45 pm and finishes at 9:20 pm. How long is the movie?

Answer: _____________________________________________

17. Sarah's swimming lesson is 45 minutes long. If it starts at 3:30 pm, what time does it finish?

Answer: _____________________________________________

18. A cake needs to bake for 3,600 seconds. How many minutes is this?

Answer: _____________________________________________

19. Tom left home at 7:40 am and arrived at school at 8:15 am. How long did his journey take?

Answer: _____________________________________________

20. A concert runs for 2 hours and 45 minutes. How many minutes is this in total?

Answer: _____________________________________________