Multiply and Divide Mixed Numbers and Complex Fractions: example 4.49

Simplify: $\frac{4 - 2 (3)}{2^{2} + 2} .$

Work it out on paper first. Then open the solution one step at a time, and stop as soon as you can finish on your own.

Your turn

The book's Try It right after this example: same idea, new numbers. Only the answer is given.

Simplify: $\frac{6 - 3 (5)}{3^{2} + 3} .$

How did it go?

	$\frac{4 - 2 (3)}{2^{2} + 2}$
Use the order of operations. Multiply in the numerator and use the exponent in the denominator.	$\frac{4 - 6}{4 + 2}$
Simplify the numerator and the denominator.	$\frac{−2}{6}$
Simplify the fraction.	$- \frac{1}{3}$

	$\frac{4 - 2 (3)}{2^{2} + 2}$
Use the order of operations. Multiply in the numerator and use the exponent in the denominator.	$\frac{4 - 6}{4 + 2}$
Simplify the numerator and the denominator.	$\frac{−2}{6}$
Simplify the fraction.	$- \frac{1}{3}$