Amy simplifed this complex fraction problem. Negative 2 and one-half divided by five-fourths = Negative five-halves divided by five-fourths = negative five-halves (five-fourths) = negative StartFraction 10 over 8 EndFraction. The quotient is negative five-fourths.

What errors did Amy make? Select all that apply.
She converted the mixed number to the wrong improper fraction.
She did not use the reciprocal of the divisor.
She added the numerators.
She added the denominators.
She did not simplify.