-88.73% is the change from 816 to 92
Calculation steps:
[( 92 - 816 ) ÷ 816] x 100 = -88.73%
Formula
Percentage change = [(92 - 816) / 816] x 100
Subtract the new number by the original number
92 - 816 = -724
-724 ÷ 816 = -0.8872549019607843
-0.8872549019607843 x 100 = -88.73%