-9.82% is the change from 906 to 817
Calculation steps:
[( 817 - 906 ) ÷ 906] x 100 = -9.82%
Formula
Percentage change = [(817 - 906) / 906] x 100
Subtract the new number by the original number
817 - 906 = -89
-89 ÷ 906 = -0.09823399558498896
-0.09823399558498896 x 100 = -9.82%