21.02% is the change from 747 to 904
Calculation steps:
[( 904 - 747 ) ÷ 747] x 100 = 21.02%
Formula
Percentage change = [(904 - 747) / 747] x 100
Subtract the new number by the original number
904 - 747 = 157
157 ÷ 747 = 0.2101740294511379
0.2101740294511379 x 100 = 21.02%