Exploring Elapsed Time with Clocks and Number Lines

How many minutes does each number on the clock represent when discussing elapsed time?

• 15 minutes

• 30 minutes

• 60 minutes

• 45 minutes

What is the total number of minutes between the 12 and the 3 on a clock?

• 15 minutes

• 30 minutes

• 60 minutes

• 45 minutes

Tags

CCSS.4.MD.A.1

What is the significance of the 15-minute increments in calculating time?

• They represent quarter hours

• They are easier for calculations

• They represent half hours

• Both A and B

Tags

CCSS.1.MD.B.3

If the time is 1:15 and you add 30 minutes, what is the new time?

• 1:30

• 1:45

• 2:00

• 2:15

Tags

CCSS.3.MD.A.1

When adding 30 minutes to 1:15, why does the hour hand move slightly?

• It stays stationary

• It moves to the next hour

• It indicates the passage of time

• It moves back to the original position

Tags

CCSS.1.MD.B.3

On a number line, how are the hours and minutes represented?

• Minutes on longer lines, hours on shorter lines

• Only hours are shown

• Hours and minutes are mixed

• Hours on longer lines, minutes on shorter lines

Tags

CCSS.4.MD.A.1

In the context of elapsed time, what does the number line represent?

• Seconds and minutes

• Both hours and minutes in increments

• Only hours

• Only minutes

Tags

CCSS.3.MD.A.1

Starting at 6:30, if you add 2 hours and 15 minutes, what is the final time?

• 9:00

• 8:45

• 8:30

• 8:15

Tags

CCSS.3.MD.A.1

What is the new time when you add two hours and 15 minutes to 6:30?

• 8:00

• 8:30

• 9:15

• 8:45

Tags

CCSS.3.MD.A.1

How do you calculate elapsed time between 5:00 and 8:15?

• 3 hours

• 3 hours and 15 minutes

• 4 hours

• 2 hours and 45 minutes

Tags

CCSS.3.MD.A.1