Answer:
Fraction Addition
Step-by-step explanation:
One broken cookie in three parts is still one cookie is the concept of fraction in which addition is used. Three broken parts combine together to form one original part.
For example, in this scenario, there are three broken pieces of one cookie, i-e, 1/3 + 1/3 + 1/3. If these are combined, the will give us the following result.
1/3 + 1/3 + 1/3= 3/3= 1
So in this example, Fraction Addition concept is used.