Question

You will see a math question and a student's response below. The student's response is wrong. What did the student do incorrectly?

Question: Write an algebraic expression that represents how many total cars there are on the Toyota car lot of there are r rows and each row contains 37 cars.

Student's Response: 37/r

Answer 1

Any ideas?

Answer 2

no not at all

Answer 3

Try a different problem:
How many cars in total if there are 4 rows and 6 cars per row?

Answer 4

24

Answer 5

How about x rows and 6 cars per row?

Answer 6

so it would be x/6

Answer 7

What did you do to get 24? Multiply or divide?