LESSON 1 Just Passing Time

Mrs. Dewey shared this elapsed-time story with her students:

Tom got on a train at 9:15 AM and arrived in Chicago at 10:21 AM. Then he left the station at 10:32 AM and walked for 9 minutes to the Willis Tower.

Answer the questions below with a partner.

  1. How long was the train ride?
  2. When did Tom arrive at the Willis Tower?

Kim and Natasha explain how they solved the problem.