-82.55% is the change from 556 to 97
Calculation steps:
[( 97 - 556 ) ÷ 556] x 100 = -82.55%
Formula
Percentage change = [(97 - 556) / 556] x 100
Subtract the new number by the original number
97 - 556 = -459
-459 ÷ 556 = -0.8255395683453237
-0.8255395683453237 x 100 = -82.55%