Divide by .

Factor out of .

Cancel the common factors.

Factor out of .

Cancel the common factor.

Rewrite the expression.

To write as a fraction with a common denominator, multiply by .

Combine and .

Combine the numerators over the common denominator.

Multiply by .

Subtract from .

Factor out of .

Cancel the common factor.

Rewrite the expression.

Multiply by .

Evaluate (1/0.66)(1242/1200-1)