-9.52% is the change from 903 to 817
Calculation steps:
[( 817 - 903 ) ÷ 903] x 100 = -9.52%
Formula
Percentage change = [(817 - 903) / 903] x 100
Subtract the new number by the original number
817 - 903 = -86
-86 ÷ 903 = -0.09523809523809523
-0.09523809523809523 x 100 = -9.52%