-21.29% is the change from 869 to 684
Calculation steps:
[( 684 - 869 ) ÷ 869] x 100 = -21.29%
Formula
Percentage change = [(684 - 869) / 869] x 100
Subtract the new number by the original number
684 - 869 = -185
-185 ÷ 869 = -0.21288837744533948
-0.21288837744533948 x 100 = -21.29%