-82.24% is the change from 811 to 144
Calculation steps:
[( 144 - 811 ) ÷ 811] x 100 = -82.24%
Formula
Percentage change = [(144 - 811) / 811] x 100
Subtract the new number by the original number
144 - 811 = -667
-667 ÷ 811 = -0.8224414303329223
-0.8224414303329223 x 100 = -82.24%