-82.68% is the change from 641 to 111
Calculation steps:
[( 111 - 641 ) ÷ 641] x 100 = -82.68%
Formula
Percentage change = [(111 - 641) / 641] x 100
Subtract the new number by the original number
111 - 641 = -530
-530 ÷ 641 = -0.8268330733229329
-0.8268330733229329 x 100 = -82.68%