# How do you evaluate 2(6div3-1)*1/2?

Jan 28, 2017

$1$

#### Explanation:

Follow the $\textcolor{b l u e}{\text{order of operations}}$ as set out in the acronym PEMDAS.

[Parenthesis (brackets) , Exponents (powers) , Multiplication , Division , Addition and Subtraction ]

Contents of bracket must be evaluated first.

rArr(6÷3-1)=(2-1)=1larrcolor(red)"bracket"

Expression can now be written as.

$2 \times 1 \times \frac{1}{2}$

$= {\cancel{2}}^{1} \times 1 \times \frac{1}{\cancel{2}} ^ 1 = 1 \leftarrow \textcolor{red}{\text{multiplication}}$