Answer: 5/18. or 5 over 18
Explanation:
5 is the number of kids that want pancakes
13 is the number of kids that want waffles
18 is the total number of students
The question is asking what is the ratio of the number of students who want pancakes to the total number of students?
So you just do
5 kids that want pancakes over 18 kids total or 5/18