1. ## Fraction Problem

What number must be added to both the numerator and denominator of 3/4 in order to finish with 1/3?

I've been flipping out over this for a while now, I have a feeling that I'm overcomplicating it...

$\frac{3+n}{4+n} = \frac{1}{3}$
$9+3n = 4+n$
$2n = -5$
$n = -\frac{5}{2}$