17.4% is the change from 770 to 904
Calculation steps:
[( 904 - 770 ) ÷ 770] x 100 = 17.4%
Formula
Percentage change = [(904 - 770) / 770] x 100
Subtract the new number by the original number
904 - 770 = 134
134 ÷ 770 = 0.17402597402597403
0.17402597402597403 x 100 = 17.4%