-81.11% is the change from 577 to 109
Calculation steps:
[( 109 - 577 ) ÷ 577] x 100 = -81.11%
Formula
Percentage change = [(109 - 577) / 577] x 100
Subtract the new number by the original number
109 - 577 = -468
-468 ÷ 577 = -0.8110918544194108
-0.8110918544194108 x 100 = -81.11%