\frac{4}{1} × \frac{2}{3} = \frac{8}{3}
You then divide the numerator(top) by the denominator(bottom)
\frac{8}{3} =2 \frac{2}{3}
Your answer is 2 \frac{2}{3}
Percent of change will always be positive because the change is an absolute value. As we know, absolute value is always a positive value because you don't pay attention to the direction, only the distance is important.
