-5.2% is the change from 903 to 856
Calculation steps:
[( 856 - 903 ) ÷ 903] x 100 = -5.2%
Formula
Percentage change = [(856 - 903) / 903] x 100
Subtract the new number by the original number
856 - 903 = -47
-47 ÷ 903 = -0.05204872646733112
-0.05204872646733112 x 100 = -5.2%