-81.69% is the change from 628 to 115
Calculation steps:
[( 115 - 628 ) ÷ 628] x 100 = -81.69%
Formula
Percentage change = [(115 - 628) / 628] x 100
Subtract the new number by the original number
115 - 628 = -513
-513 ÷ 628 = -0.8168789808917197
-0.8168789808917197 x 100 = -81.69%