-73.03% is the change from 571 to 154
Calculation steps:
[( 154 - 571 ) ÷ 571] x 100 = -73.03%
Formula
Percentage change = [(154 - 571) / 571] x 100
Subtract the new number by the original number
154 - 571 = -417
-417 ÷ 571 = -0.7302977232924693
-0.7302977232924693 x 100 = -73.03%