9.51% is the change from 904 to 990
Calculation steps:
[( 990 - 904 ) ÷ 904] x 100 = 9.51%
Formula
Percentage change = [(990 - 904) / 904] x 100
Subtract the new number by the original number
990 - 904 = 86
86 ÷ 904 = 0.09513274336283185
0.09513274336283185 x 100 = 9.51%