This Application Problem is a part of the Lesson 5, Unit 1, Grade 3. Stacey has 18 bracelets. After she organizes the bracelets by color, she has 3 equal groups. How many bracelets are in each group? This problem reviews the meaning of the unknown as the size of the group in division from Lesson 4. It also provides a comparison to Problem 1 of the Concept Development where the unknown represents the number of groups in division.