# How do you simplify sqrt4(2^2/4)-1 using order of operations?

$\sqrt{4} \left({2}^{2} / 4\right) - 1 = 1$
$\sqrt{4} \left({2}^{2} / 4\right) - 1 = 2 \cdot \frac{4}{4} - 1$
$= 2 \cdot 1 - 1$
$= 2 - 1$
$= 1$