-12.17% is the change from 575 to 505
Calculation steps:
[( 505 - 575 ) ÷ 575] x 100 = -12.17%
Formula
Percentage change = [(505 - 575) / 575] x 100
Subtract the new number by the original number
505 - 575 = -70
-70 ÷ 575 = -0.12173913043478261
-0.12173913043478261 x 100 = -12.17%