-66.09% is the change from 581 to 197
Calculation steps:
[( 197 - 581 ) ÷ 581] x 100 = -66.09%
Formula
Percentage change = [(197 - 581) / 581] x 100
Subtract the new number by the original number
197 - 581 = -384
-384 ÷ 581 = -0.6609294320137694
-0.6609294320137694 x 100 = -66.09%