Tell Time

Front

What is the definition of 'elapsed time'?

Back

Elapsed time is the amount of time that passes from the start of an event to the end of that event.

Front

How do you calculate elapsed time?

Back

To calculate elapsed time, subtract the start time from the end time.

Front

What does 'quarter past' mean?

Back

'Quarter past' means 15 minutes after the hour.

Front

What does 'quarter to' mean?

Back

'Quarter to' means 15 minutes before the next hour.

Front

What does 'half past' mean?

Back

'Half past' means 30 minutes after the hour.

Front

If David started his homework at 4:30 p.m. and finished at 5:15 p.m., how long did he work on his homework?

Back

45 minutes.

Front

If the time is 10:15, what is it in 'quarter past' format?

Back

Quarter past 10.

Front

If the time is 9:45, what is it in 'quarter to' format?

Back

Quarter to 10.

Front

If a class starts at 1:30 p.m. and lasts for 42 minutes, what time does it end?

Back

2:12 p.m.

Front

If you start a task at 8:35 P.M. and finish at 8:55 P.M., how long did it take?

Back

20 minutes.