207/9 = 23
23 people per class.
23 * 6 = 138.
In 6 classes, there are 138 students.
Answer:
138
Step-by-step explanation:
You have to find the unit rate so you divide the students to classes because you can't divide classes. After you find the unit rate (23) you can now multiply by 6 because it's the amount of students in 6 classes.
