-76.17% is the change from 856 to 204
Calculation steps:
[( 204 - 856 ) ÷ 856] x 100 = -76.17%
Formula
Percentage change = [(204 - 856) / 856] x 100
Subtract the new number by the original number
204 - 856 = -652
-652 ÷ 856 = -0.7616822429906542
-0.7616822429906542 x 100 = -76.17%