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.

Tags

CCSS.3.MD.A.1

Front

How do you calculate elapsed time?

Back

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

Tags

CCSS.3.MD.A.1

Front

If an event starts at 2:00 PM and ends at 5:00 PM, how long did it last?

Back

3 hours.

Tags

CCSS.3.MD.A.1

Front

What is the difference between hours and minutes?

Back

Hours are larger units of time (60 minutes = 1 hour).

Tags

CCSS.4.MD.A.1

Front

How many minutes are in 1 hour?

Back

60 minutes.

Tags

CCSS.4.MD.A.1

Front

If it is currently 3:00 PM and you need to be somewhere at 4:30 PM, how much time do you have?

Back

1 hour and 30 minutes.

Tags

CCSS.3.MD.A.1

Front

What time is it 2 hours after 1:00 PM?

Back

3:00 PM.

Tags

CCSS.3.MD.A.1

Front

If a movie starts at 6:15 PM and lasts for 2 hours and 30 minutes, what time does it end?

Back

8:45 PM.

Tags

CCSS.3.MD.A.1

Front

How do you convert minutes to hours?

Back

Divide the number of minutes by 60.

Tags

CCSS.4.MD.A.1

Front

If you have 90 minutes, how many hours and minutes is that?

Back

1 hour and 30 minutes.

Tags

CCSS.4.MD.A.1