-78.6% is the change from 869 to 186
Calculation steps:
[( 186 - 869 ) ÷ 869] x 100 = -78.6%
Formula
Percentage change = [(186 - 869) / 869] x 100
Subtract the new number by the original number
186 - 869 = -683
-683 ÷ 869 = -0.7859608745684695
-0.7859608745684695 x 100 = -78.6%