-84.16% is the change from 808 to 128
Calculation steps:
[( 128 - 808 ) ÷ 808] x 100 = -84.16%
Formula
Percentage change = [(128 - 808) / 808] x 100
Subtract the new number by the original number
128 - 808 = -680
-680 ÷ 808 = -0.8415841584158416
-0.8415841584158416 x 100 = -84.16%