-10.55% is the change from 531 to 475
Calculation steps:
[( 475 - 531 ) ÷ 531] x 100 = -10.55%
Formula
Percentage change = [(475 - 531) / 531] x 100
Subtract the new number by the original number
475 - 531 = -56
-56 ÷ 531 = -0.10546139359698682
-0.10546139359698682 x 100 = -10.55%