-90.91% is the change from 902 to 82
Calculation steps:
[( 82 - 902 ) ÷ 902] x 100 = -90.91%
Formula
Percentage change = [(82 - 902) / 902] x 100
Subtract the new number by the original number
82 - 902 = -820
-820 ÷ 902 = -0.9090909090909091
-0.9090909090909091 x 100 = -90.91%