3.MD.1

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 and ends at 2:30, how long did the event last?

Back

30 minutes.

Tags

CCSS.3.MD.A.1

Front

What is the difference between AM and PM?

Back

AM refers to the time from midnight to noon, while PM refers to the time from noon to midnight.

Tags

CCSS.RI.2.3

CCSS.RI.2.5

CCSS.RI.3.3

CCSS.RI.3.5

CCSS.RI.4.3

Front

If a class starts at 1:00 PM and lasts for 45 minutes, what time does it end?

Back

1:45 PM.

Tags

CCSS.3.MD.A.1

Front

What is a time interval?

Back

A time interval is the duration of time between two events.

Tags

CCSS.4.MD.A.1

Front

If a movie starts at 3:15 and lasts for 2 hours, what time does it end?

Back

5:15 PM.

Tags

CCSS.3.MD.A.1

Front

What is the purpose of a clock?

Back

A clock is used to measure and display time.

Front

If you leave home at 8:00 and arrive at school at 8:30, how long did your trip take?

Back

30 minutes.

Tags

CCSS.3.MD.A.1

Front

What does it mean to 'tell time'?

Back

To tell time means to read the time displayed on a clock or watch.

Tags

CCSS.4.MD.A.1