-82.13% is the change from 806 to 144
Calculation steps:
[( 144 - 806 ) ÷ 806] x 100 = -82.13%
Formula
Percentage change = [(144 - 806) / 806] x 100
Subtract the new number by the original number
144 - 806 = -662
-662 ÷ 806 = -0.8213399503722084
-0.8213399503722084 x 100 = -82.13%