-81.28% is the change from 561 to 105
Calculation steps:
[( 105 - 561 ) ÷ 561] x 100 = -81.28%
Formula
Percentage change = [(105 - 561) / 561] x 100
Subtract the new number by the original number
105 - 561 = -456
-456 ÷ 561 = -0.8128342245989305
-0.8128342245989305 x 100 = -81.28%