-85.69% is the change from 559 to 80
Calculation steps:
[( 80 - 559 ) ÷ 559] x 100 = -85.69%
Formula
Percentage change = [(80 - 559) / 559] x 100
Subtract the new number by the original number
80 - 559 = -479
-479 ÷ 559 = -0.8568872987477638
-0.8568872987477638 x 100 = -85.69%