To divide by a fraction, multiply by its reciprocal.

Subtract from .

Subtract from .

Multiply and .

Factor out of .

Factor out of .

Factor out of .

Reorder terms.

Cancel the common factor.

Rewrite the expression.

Multiply by .

Move the negative in front of the fraction.

The result can be shown in multiple forms.

Exact Form:

Decimal Form:

Simplify ((7-2)/(b-a))÷((49-8)/(a-b))