This Application Problem is a part of the Lesson 30, Unit 5, Grade 4. One board measures 2 meters 70 centimeters. Another measures 87 centimeters. What is the total length of the two boards expressed in meters and centimeters? This Application Problem anticipates the addition of a fraction and a mixed number using a measurement context. Solution A shows a solution whereby students decomposed 87 centimeters to complete the unit of one meter and added on the remaining centimeters.