-88.52% is the change from 575 to 66
Calculation steps:
[( 66 - 575 ) ÷ 575] x 100 = -88.52%
Formula
Percentage change = [(66 - 575) / 575] x 100
Subtract the new number by the original number
66 - 575 = -509
-509 ÷ 575 = -0.8852173913043478
-0.8852173913043478 x 100 = -88.52%