-90.33% is the change from 889 to 86
Calculation steps:
[( 86 - 889 ) ÷ 889] x 100 = -90.33%
Formula
Percentage change = [(86 - 889) / 889] x 100
Subtract the new number by the original number
86 - 889 = -803
-803 ÷ 889 = -0.9032620922384702
-0.9032620922384702 x 100 = -90.33%