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

What is the difference between hours and minutes in time calculation?

Back

1 hour = 60 minutes. When calculating elapsed time, convert hours to minutes if necessary.

Tags

CCSS.4.MD.A.2

Front

If an event starts at 3:00 PM and lasts for 2 hours, what time does it end?

Back

5:00 PM.

Tags

CCSS.3.MD.A.1

Front

If a train leaves at 10:10 and arrives at 12:32, how do you find the duration of the trip?

Back

Subtract the departure time from the arrival time: 12:32 - 10:10 = 2 hours 22 minutes.

Tags

CCSS.3.MD.A.1

Front

What is the significance of AM and PM in time?

Back

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

Front

How do you convert minutes to hours?

Back

Divide the number of minutes by 60 to convert to hours.

Tags

CCSS.4.MD.A.1

Front

If a game starts at 5:20 and lasts for 2 hours and 15 minutes, how do you find the end time?

Back

Add the duration to the start time: 5:20 + 2:15 = 7:35.

Tags

CCSS.3.MD.A.1

Front

What is the total time between 12:05 and 1:45?

Back

1 hour 40 minutes.

Tags

CCSS.3.MD.A.1

Front

How do you determine if an event lasts more than a certain number of hours?

Back

Calculate the total duration and compare it to the specified number of hours.

Tags

CCSS.3.MD.A.1