How do you evaluate the expression 12-9/3-2?

Dec 5, 2016

$7$

Explanation:

First, factor the fraction to remover the fraction:

$12 - \frac{9}{3} - 2 \to 12 - \left(\frac{3}{3}\right) \left(\frac{3}{1}\right) - 2 \to 12 - \cancel{\frac{3}{3}} \left(\frac{3}{1}\right) - 2 \to$

$12 - \frac{3}{1} - 2 \to 12 - 3 - 2 \to 9 - 2 \to 7$