-67.76% is the change from 577 to 186
Calculation steps:
[( 186 - 577 ) ÷ 577] x 100 = -67.76%
Formula
Percentage change = [(186 - 577) / 577] x 100
Subtract the new number by the original number
186 - 577 = -391
-391 ÷ 577 = -0.6776429809358753
-0.6776429809358753 x 100 = -67.76%