-76.82% is the change from 811 to 188
Calculation steps:
[( 188 - 811 ) ÷ 811] x 100 = -76.82%
Formula
Percentage change = [(188 - 811) / 811] x 100
Subtract the new number by the original number
188 - 811 = -623
-623 ÷ 811 = -0.7681874229346486
-0.7681874229346486 x 100 = -76.82%