-71.13% is the change from 575 to 166
Calculation steps:
[( 166 - 575 ) ÷ 575] x 100 = -71.13%
Formula
Percentage change = [(166 - 575) / 575] x 100
Subtract the new number by the original number
166 - 575 = -409
-409 ÷ 575 = -0.711304347826087
-0.711304347826087 x 100 = -71.13%