-9.47% is the change from 581 to 526
Calculation steps:
[( 526 - 581 ) ÷ 581] x 100 = -9.47%
Formula
Percentage change = [(526 - 581) / 581] x 100
Subtract the new number by the original number
526 - 581 = -55
-55 ÷ 581 = -0.09466437177280551
-0.09466437177280551 x 100 = -9.47%