-96.54% is the change from 867 to 30
Calculation steps:
[( 30 - 867 ) ÷ 867] x 100 = -96.54%
Formula
Percentage change = [(30 - 867) / 867] x 100
Subtract the new number by the original number
30 - 867 = -837
-837 ÷ 867 = -0.9653979238754326
-0.9653979238754326 x 100 = -96.54%