-88% is the change from 808 to 97
Calculation steps:
[( 97 - 808 ) ÷ 808] x 100 = -88%
Formula
Percentage change = [(97 - 808) / 808] x 100
Subtract the new number by the original number
97 - 808 = -711
-711 ÷ 808 = -0.879950495049505
-0.879950495049505 x 100 = -88%