This Application Problem is a part of the Lesson 6, Unit 2, Grade 2. Eve is 7 centimeters shorter than Joey. Joey is 91 centimeters tall. How tall is Eve? In today's lesson, students measure and compare lengths in centimeters and meters. This compare with smaller unknown problem is similar to the problem in Lesson 5, but here measurement units are used with shorter than rather than less than or fewer than.