-96.61% is the change from 885 to 30
Calculation steps:
[( 30 - 885 ) ÷ 885] x 100 = -96.61%
Formula
Percentage change = [(30 - 885) / 885] x 100
Subtract the new number by the original number
30 - 885 = -855
-855 ÷ 885 = -0.9661016949152542
-0.9661016949152542 x 100 = -96.61%