-10.87% is the change from 92 to 82
Calculation steps:
[( 82 - 92 ) ÷ 92] x 100 = -10.87%
Formula
Percentage change = [(82 - 92) / 92] x 100
Subtract the new number by the original number
82 - 92 = -10
-10 ÷ 92 = -0.10869565217391304
-0.10869565217391304 x 100 = -10.87%