-82.16% is the change from 807 to 144
Calculation steps:
[( 144 - 807 ) ÷ 807] x 100 = -82.16%
Formula
Percentage change = [(144 - 807) / 807] x 100
Subtract the new number by the original number
144 - 807 = -663
-663 ÷ 807 = -0.8215613382899628
-0.8215613382899628 x 100 = -82.16%