-86.69% is the change from 556 to 74
Calculation steps:
[( 74 - 556 ) ÷ 556] x 100 = -86.69%
Formula
Percentage change = [(74 - 556) / 556] x 100
Subtract the new number by the original number
74 - 556 = -482
-482 ÷ 556 = -0.8669064748201439
-0.8669064748201439 x 100 = -86.69%