Elapsed Time

Elapsed Time

The difference between two times.

Step 1Count the Hours

For example: 7:10 – 10:55

Step 1Count the Hours

For example: 7:10 – 10:55

3 hours

Step 2Count the Minutes

For example: 7:10 – 10:55

Step 2Count the Minutes

For example: 7:10 – 10:5545 minutes

Step 3Write the elapsed time

3 hours and 45 minutes

How long does it take to fly from Houston to Orlando?

Departure TimeHouston 8:00 am

Arrival TimeOrlando 11:10 am

From 8:00 am to 11:00 am is 3 hours.Count 10 minutes from 11:00 am until 11:10 am

ANSWER

It takes 3 hours and 10 minutes to fly from Houston to Orlando.

Natalie and Maria left the school at 3:05 pm. They walked for 14 minutes before arriving atMaria’s house. What time did they arrive atMaria’s house?

3:05 + 14 = 3:19

The Garza’s will visit their cousin, who lives 3 hours and 10 minutes away. They want to get there at 11:30 am. What time should they leave?

Subtract the time

11:30 – 3:10 = 8:20

They need to leave at 8:20 am.

The sun set at 7:00 pm. It rose the next morning at 5:15 am. How much time passed from sunset to sunrise?

Count the hours 7:00 – 5:15 (10 hours)

Count the minutes 7:00 – 5:15 (15 minutes)

From sunset to sunrise, there was 10 hours and 15 minutes.

Mario scored a touchdown at 7:48 pm. Julio intercepted a pass and scored a touchdown 11 minutes later. What time did Julio score the second touchdown?

Count the minutes

7:48 + 11 = 59.

Julio’s touchdown happened at 7:59 pm.

Your dance partner arrives at 3:30 pm and leaves at 7:45 pm. How long did you practice together?

Count the hours 3:30 – 7:45 (4 hours)

Count the minutes (15 minutes)

You practiced 4 hours and 15 minutes together.

Your Turn

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