-86.37% is the change from 851 to 116
Calculation steps:
[( 116 - 851 ) ÷ 851] x 100 = -86.37%
Formula
Percentage change = [(116 - 851) / 851] x 100
Subtract the new number by the original number
116 - 851 = -735
-735 ÷ 851 = -0.863689776733255
-0.863689776733255 x 100 = -86.37%