-89.72% is the change from 856 to 88
Calculation steps:
[( 88 - 856 ) ÷ 856] x 100 = -89.72%
Formula
Percentage change = [(88 - 856) / 856] x 100
Subtract the new number by the original number
88 - 856 = -768
-768 ÷ 856 = -0.897196261682243
-0.897196261682243 x 100 = -89.72%