Answer:
-3
Step-by-step explanation:
Answer:
PEMDAS parentheses exponents multiplication divide add subtract....
Fundamental principle of counting
We want to know how many brownmies did Fred and his family eat together.
We will call to the total of the brownies by 1. On this case, after Fred ate 1/3 of the brownies, he will have:
This means that he has left 2/3 of the brownies. After his family ate 1/6 of the brownies:
This means they will have left 1/2 of the tray of brownies, and that they ate half of it.