-69.63% is the change from 856 to 260
Calculation steps:
[( 260 - 856 ) ÷ 856] x 100 = -69.63%
Formula
Percentage change = [(260 - 856) / 856] x 100
Subtract the new number by the original number
260 - 856 = -596
-596 ÷ 856 = -0.6962616822429907
-0.6962616822429907 x 100 = -69.63%