-81.8% is the change from 632 to 115
Calculation steps:
[( 115 - 632 ) ÷ 632] x 100 = -81.8%
Formula
Percentage change = [(115 - 632) / 632] x 100
Subtract the new number by the original number
115 - 632 = -517
-517 ÷ 632 = -0.8180379746835443
-0.8180379746835443 x 100 = -81.8%