-30.37% is the change from 856 to 596
Calculation steps:
[( 596 - 856 ) ÷ 856] x 100 = -30.37%
Formula
Percentage change = [(596 - 856) / 856] x 100
Subtract the new number by the original number
596 - 856 = -260
-260 ÷ 856 = -0.3037383177570093
-0.3037383177570093 x 100 = -30.37%