-91.07% is the change from 918 to 82
Calculation steps:
[( 82 - 918 ) ÷ 918] x 100 = -91.07%
Formula
Percentage change = [(82 - 918) / 918] x 100
Subtract the new number by the original number
82 - 918 = -836
-836 ÷ 918 = -0.9106753812636166
-0.9106753812636166 x 100 = -91.07%