-20.7% is the change from 575 to 456
Calculation steps:
[( 456 - 575 ) ÷ 575] x 100 = -20.7%
Formula
Percentage change = [(456 - 575) / 575] x 100
Subtract the new number by the original number
456 - 575 = -119
-119 ÷ 575 = -0.20695652173913043
-0.20695652173913043 x 100 = -20.7%