Kim is showing her steps to solve the expression −18.9 ÷ 1 over 4.

In which step did Kim make an error?

Step 1: −18.9 ÷ 1 over 4
Step 2: −18.9 ⋅ 4

Step 3: 75.6
step 1?
step 2?
step 3?
there is no error.