-98.12% is the change from 425 to 8
Calculation steps:
[( 8 - 425 ) ÷ 425] x 100 = -98.12%
Formula
Percentage change = [(8 - 425) / 425] x 100
Subtract the new number by the original number
8 - 425 = -417
-417 ÷ 425 = -0.9811764705882353
-0.9811764705882353 x 100 = -98.12%