-82.91% is the change from 860 to 147
Calculation steps:
[( 147 - 860 ) ÷ 860] x 100 = -82.91%
Formula
Percentage change = [(147 - 860) / 860] x 100
Subtract the new number by the original number
147 - 860 = -713
-713 ÷ 860 = -0.8290697674418605
-0.8290697674418605 x 100 = -82.91%