-98.37% is the change from 857 to 14
Calculation steps:
[( 14 - 857 ) ÷ 857] x 100 = -98.37%
Formula
Percentage change = [(14 - 857) / 857] x 100
Subtract the new number by the original number
14 - 857 = -843
-843 ÷ 857 = -0.9836639439906651
-0.9836639439906651 x 100 = -98.37%