-5.31% is the change from 904 to 856
Calculation steps:
[( 856 - 904 ) ÷ 904] x 100 = -5.31%
Formula
Percentage change = [(856 - 904) / 904] x 100
Subtract the new number by the original number
856 - 904 = -48
-48 ÷ 904 = -0.05309734513274336
-0.05309734513274336 x 100 = -5.31%