-66.02% is the change from 571 to 194
Calculation steps:
[( 194 - 571 ) ÷ 571] x 100 = -66.02%
Formula
Percentage change = [(194 - 571) / 571] x 100
Subtract the new number by the original number
194 - 571 = -377
-377 ÷ 571 = -0.660245183887916
-0.660245183887916 x 100 = -66.02%