Time Flashcard

Front

What is the duration of time between two given times?

Back

To find the duration, subtract the start time from the end time. Convert the times to a 24-hour format if necessary, and account for any crossing of the hour.

Tags

CCSS.3.MD.A.1

Front

How do you read time on an analog clock?

Back

To read time on an analog clock, observe the position of the hour and minute hands. The hour hand indicates the hour, while the minute hand indicates the minutes past the hour.

Tags

CCSS.1.MD.B.3

Front

What is the difference between AM and PM?

Back

AM (Ante Meridiem) refers to the time from midnight to noon, while PM (Post Meridiem) refers to the time from noon to midnight.

Tags

CCSS.L.1.6

CCSS.L.3.6

CCSS.L.K.5A

CCSS.W.2.3

CCSS.W.3.3C

Front

How do you calculate the time elapsed between two events?

Back

Identify the start and end times, convert them to a consistent format (e.g., 24-hour), and subtract the start time from the end time.

Tags

CCSS.3.MD.A.1

Front

What is the total time from 4:45 PM to 6:15 PM?

Back

The total time is 1 hour and 30 minutes.

Tags

CCSS.3.MD.A.1

Front

How do you convert hours and minutes into just minutes?

Back

Multiply the number of hours by 60 and add the remaining minutes. For example, 1 hour and 30 minutes is (1*60) + 30 = 90 minutes.

Tags

CCSS.4.MD.A.1

CCSS.5.MD.A.1

Front

What is the time difference between 9:50 AM and 11:50 AM?

Back

The time difference is 2 hours.

Tags

CCSS.3.MD.A.1

Front

How do you determine the time shown on a digital clock?

Back

A digital clock displays time in hours and minutes, typically in a 12-hour format with AM or PM indicators.

Front

What is the duration of a flight that departs at 11:40 AM and arrives at 4:25 PM?

Back

The duration of the flight is 4 hours and 45 minutes.

Tags

CCSS.3.MD.A.1

Front

How do you calculate the time from a start time to an end time that crosses noon?

Back

When calculating time that crosses noon, treat the times as separate periods. For example, from 11:40 AM to 12:00 PM is 20 minutes, and from 12:00 PM to 4:25 PM is 4 hours and 25 minutes.

Tags

CCSS.3.MD.A.1