-75.93% is the change from 856 to 206
Calculation steps:
[( 206 - 856 ) ÷ 856] x 100 = -75.93%
Formula
Percentage change = [(206 - 856) / 856] x 100
Subtract the new number by the original number
206 - 856 = -650
-650 ÷ 856 = -0.7593457943925234
-0.7593457943925234 x 100 = -75.93%