-84.58% is the change from 629 to 97
Calculation steps:
[( 97 - 629 ) ÷ 629] x 100 = -84.58%
Formula
Percentage change = [(97 - 629) / 629] x 100
Subtract the new number by the original number
97 - 629 = -532
-532 ÷ 629 = -0.8457869634340223
-0.8457869634340223 x 100 = -84.58%