-80.37% is the change from 861 to 169
Calculation steps:
[( 169 - 861 ) ÷ 861] x 100 = -80.37%
Formula
Percentage change = [(169 - 861) / 861] x 100
Subtract the new number by the original number
169 - 861 = -692
-692 ÷ 861 = -0.8037166085946573
-0.8037166085946573 x 100 = -80.37%