-84.83% is the change from 857 to 130
Calculation steps:
[( 130 - 857 ) ÷ 857] x 100 = -84.83%
Formula
Percentage change = [(130 - 857) / 857] x 100
Subtract the new number by the original number
130 - 857 = -727
-727 ÷ 857 = -0.8483080513418904
-0.8483080513418904 x 100 = -84.83%