-86.77% is the change from 869 to 115
Calculation steps:
[( 115 - 869 ) ÷ 869] x 100 = -86.77%
Formula
Percentage change = [(115 - 869) / 869] x 100
Subtract the new number by the original number
115 - 869 = -754
-754 ÷ 869 = -0.8676639815880323
-0.8676639815880323 x 100 = -86.77%