-80.88% is the change from 863 to 165
Calculation steps:
[( 165 - 863 ) ÷ 863] x 100 = -80.88%
Formula
Percentage change = [(165 - 863) / 863] x 100
Subtract the new number by the original number
165 - 863 = -698
-698 ÷ 863 = -0.8088064889918888
-0.8088064889918888 x 100 = -80.88%