-72.56% is the change from 656 to 180
Calculation steps:
[( 180 - 656 ) ÷ 656] x 100 = -72.56%
Formula
Percentage change = [(180 - 656) / 656] x 100
Subtract the new number by the original number
180 - 656 = -476
-476 ÷ 656 = -0.725609756097561
-0.725609756097561 x 100 = -72.56%