-96.39% is the change from 832 to 30
Calculation steps:
[( 30 - 832 ) ÷ 832] x 100 = -96.39%
Formula
Percentage change = [(30 - 832) / 832] x 100
Subtract the new number by the original number
30 - 832 = -802
-802 ÷ 832 = -0.9639423076923077
-0.9639423076923077 x 100 = -96.39%