Elapsed Time to the Closest Hour

What is the elapsed time between clock A and clock B?

How many hours have elapsed between clock A and clock B?

Peter watched a movie after eating lunch. He started watching the movie at 12:28. The movie was over at 2:28. How long was the movie?

Jenna mom's works at a store. Her mom started working at 2:09. She stopped working at 10:09. How long did her mom work?

How many hours have elapsed between clock A and clock B?

How many hours have elapsed between clock A and clock B?

Jamal played with his brother in the backyard. Clock A shows when he started playing with his brother. Clock B shows when he stopped. How many hours did Jamal play with his brother?

Kristen rode her scooter in the driveway. Clock A shows when she started riding her scooter. Clock B shows when she stopped. How many hours did Kristen ride her scooter?

(a)  

How many hours have elapsed between clock A and clock B?

(a)  

Talia wakes up early to read her favorite book. Clock A shows when she wakes up and starts reading. Clock B shows when she stops reading to go eat lunch. How many hours did Talia read?