-67.81% is the change from 581 to 187
Calculation steps:
[( 187 - 581 ) ÷ 581] x 100 = -67.81%
Formula
Percentage change = [(187 - 581) / 581] x 100
Subtract the new number by the original number
187 - 581 = -394
-394 ÷ 581 = -0.6781411359724613
-0.6781411359724613 x 100 = -67.81%