Need to finish timed test

the steps to convert 18 over 8 to a decimal are shown below: division is shown with divisor 8 and quotient 2.35 and dividend 18. the numbers below 18 in sequence are subtract 16 labeled as step 1, 20, subtract 16 labeled as step 2, 40 labeled as step 3, subtract 40, and 0 labeled as step 4. in what step is the first error? step 1 step 2 step 3 step 4