How do you evaluate the expression 12-9/3-212932?

1 Answer
Dec 5, 2016

77

Explanation:

First, factor the fraction to remover the fraction:

12 - 9/3 - 2 -> 12 - (3/3)(3/1) - 2 -> 12 - cancel(3/3)(3/1) - 2 ->

12 - 3/1 - 2 -> 12 - 3 - 2 -> 9 - 2 -> 7