-78.6% is the change from 860 to 184
Calculation steps:
[( 184 - 860 ) ÷ 860] x 100 = -78.6%
Formula
Percentage change = [(184 - 860) / 860] x 100
Subtract the new number by the original number
184 - 860 = -676
-676 ÷ 860 = -0.786046511627907
-0.786046511627907 x 100 = -78.6%