8.19% is the change from 904 to 978
Calculation steps:
[( 978 - 904 ) ÷ 904] x 100 = 8.19%
Formula
Percentage change = [(978 - 904) / 904] x 100
Subtract the new number by the original number
978 - 904 = 74
74 ÷ 904 = 0.08185840707964602
0.08185840707964602 x 100 = 8.19%