-84.58% is the change from 869 to 134
Calculation steps:
[( 134 - 869 ) ÷ 869] x 100 = -84.58%
Formula
Percentage change = [(134 - 869) / 869] x 100
Subtract the new number by the original number
134 - 869 = -735
-735 ÷ 869 = -0.8457997698504027
-0.8457997698504027 x 100 = -84.58%