Answer:
 of a loave of bread per person
Explanation:
Step 1: Convert words to expressions 
Seven people in Luisa's Family = 7 people 
Four loaves of cinnamon bread = 4 loaves 
 
Step 2: Divide people from loaves 
4 loaves / 7 people <- This means they are splitting 4 loaves of bread between 7 people 
 of a loave of bread per person 
 
Answer: 
 of a loave of bread per person