4th grade 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

If a movie starts at 2:10 and ends at 4:40, how do you find the duration?

Back

Subtract 2:10 from 4:40. The duration is 2 hours and 30 minutes.

Front

What is the duration of an event that lasts 1 hour and 20 minutes?

Back

1 hour and 20 minutes is the total time from start to finish.

Front

If it is currently 3:10 p.m. and you need to be somewhere at 4:30 p.m., how do you find out how much time you have?

Back

Subtract 3:10 from 4:30. You have 1 hour and 20 minutes.

Front

What time will it be in 6 hours if it is currently 7:15 a.m.?

Back

Add 6 hours to 7:15 a.m. It will be 1:15 p.m.

Front

If a game starts at 7:00 p.m. and lasts for 3 hours and 5 minutes, what time does it end?

Back

Add 3 hours and 5 minutes to 7:00 p.m. The game ends at 10:05 p.m.

Front

What is the difference between start time and end time?

Back

Start time is when an event begins, and end time is when it finishes.

Front

If Sharon was at the movies for 2 hours and left at 1:00 p.m., what time did she arrive?

Back

Subtract 2 hours from 1:00 p.m. She arrived at 11:00 a.m.

Front

How do you convert hours into minutes?

Back

Multiply the number of hours by 60 to get the equivalent in minutes.