-98.35% is the change from 851 to 14
Calculation steps:
[( 14 - 851 ) ÷ 851] x 100 = -98.35%
Formula
Percentage change = [(14 - 851) / 851] x 100
Subtract the new number by the original number
14 - 851 = -837
-837 ÷ 851 = -0.9835487661574618
-0.9835487661574618 x 100 = -98.35%