-26.44% is the change from 571 to 420
Calculation steps:
[( 420 - 571 ) ÷ 571] x 100 = -26.44%
Formula
Percentage change = [(420 - 571) / 571] x 100
Subtract the new number by the original number
420 - 571 = -151
-151 ÷ 571 = -0.26444833625218916
-0.26444833625218916 x 100 = -26.44%