-15.32% is the change from 581 to 492
Calculation steps:
[( 492 - 581 ) ÷ 581] x 100 = -15.32%
Formula
Percentage change = [(492 - 581) / 581] x 100
Subtract the new number by the original number
492 - 581 = -89
-89 ÷ 581 = -0.153184165232358
-0.153184165232358 x 100 = -15.32%