-8.7% is the change from 575 to 525
Calculation steps:
[( 525 - 575 ) ÷ 575] x 100 = -8.7%
Formula
Percentage change = [(525 - 575) / 575] x 100
Subtract the new number by the original number
525 - 575 = -50
-50 ÷ 575 = -0.08695652173913043
-0.08695652173913043 x 100 = -8.7%