-84.35% is the change from 869 to 136
Calculation steps:
[( 136 - 869 ) ÷ 869] x 100 = -84.35%
Formula
Percentage change = [(136 - 869) / 869] x 100
Subtract the new number by the original number
136 - 869 = -733
-733 ÷ 869 = -0.8434982738780207
-0.8434982738780207 x 100 = -84.35%