-37.28% is the change from 287 to 180
Calculation steps:
[( 180 - 287 ) ÷ 287] x 100 = -37.28%
Formula
Percentage change = [(180 - 287) / 287] x 100
Subtract the new number by the original number
180 - 287 = -107
-107 ÷ 287 = -0.37282229965156793
-0.37282229965156793 x 100 = -37.28%