Elapsed Time

Front

What is 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 after' mean?

Back

'Quarter after' means 15 minutes past the hour.

Front

What does 'quarter to' mean?

Back

'Quarter to' means 15 minutes before the hour.

Front

If a clock shows 8:15, what is another way to say this time?

Back

8:15 can also be said as 'quarter after 8'.

Front

What is the time difference between 9:25 a.m. and 1:10 p.m.?

Back

The time difference is 3 hours and 45 minutes.

Front

If Jerry starts cleaning at 9:45 and cleans for 30 minutes, what time does he finish?

Back

He finishes at 10:15.

Front

If Jamaal needs to be at his soccer game in 6 hours and it is currently 7:15 a.m., what time does he need to be there?

Back

He needs to be there at 1:15 p.m.

Front

If a baseball game starts at 7:30 p.m. and lasts for 3 hours and 5 minutes, what time does it end?

Back

The game ends at 10:35 p.m.

Front

What is the difference between a.m. and p.m.?

Back

A.m. refers to the time from midnight to noon, while p.m. refers to the time from noon to midnight.