-96.89% is the change from 869 to 27
Calculation steps:
[( 27 - 869 ) ÷ 869] x 100 = -96.89%
Formula
Percentage change = [(27 - 869) / 869] x 100
Subtract the new number by the original number
27 - 869 = -842
-842 ÷ 869 = -0.9689298043728424
-0.9689298043728424 x 100 = -96.89%