3.21% is the change from 904 to 933
Calculation steps:
[( 933 - 904 ) ÷ 904] x 100 = 3.21%
Formula
Percentage change = [(933 - 904) / 904] x 100
Subtract the new number by the original number
933 - 904 = 29
29 ÷ 904 = 0.032079646017699116
0.032079646017699116 x 100 = 3.21%