-66.61% is the change from 581 to 194
Calculation steps:
[( 194 - 581 ) ÷ 581] x 100 = -66.61%
Formula
Percentage change = [(194 - 581) / 581] x 100
Subtract the new number by the original number
194 - 581 = -387
-387 ÷ 581 = -0.6660929432013769
-0.6660929432013769 x 100 = -66.61%