-87.39% is the change from 928 to 117
Calculation steps:
[( 117 - 928 ) ÷ 928] x 100 = -87.39%
Formula
Percentage change = [(117 - 928) / 928] x 100
Subtract the new number by the original number
117 - 928 = -811
-811 ÷ 928 = -0.8739224137931034
-0.8739224137931034 x 100 = -87.39%