-91.01% is the change from 912 to 82
Calculation steps:
[( 82 - 912 ) ÷ 912] x 100 = -91.01%
Formula
Percentage change = [(82 - 912) / 912] x 100
Subtract the new number by the original number
82 - 912 = -830
-830 ÷ 912 = -0.9100877192982456
-0.9100877192982456 x 100 = -91.01%