-52.71% is the change from 571 to 270
Calculation steps:
[( 270 - 571 ) ÷ 571] x 100 = -52.71%
Formula
Percentage change = [(270 - 571) / 571] x 100
Subtract the new number by the original number
270 - 571 = -301
-301 ÷ 571 = -0.5271453590192644
-0.5271453590192644 x 100 = -52.71%