-11.21% is the change from 571 to 507
Calculation steps:
[( 507 - 571 ) ÷ 571] x 100 = -11.21%
Formula
Percentage change = [(507 - 571) / 571] x 100
Subtract the new number by the original number
507 - 571 = -64
-64 ÷ 571 = -0.11208406304728546
-0.11208406304728546 x 100 = -11.21%