-94.05% is the change from 571 to 34
Calculation steps:
[( 34 - 571 ) ÷ 571] x 100 = -94.05%
Formula
Percentage change = [(34 - 571) / 571] x 100
Subtract the new number by the original number
34 - 571 = -537
-537 ÷ 571 = -0.9404553415061296
-0.9404553415061296 x 100 = -94.05%