36.97% is the change from 660 to 904
Calculation steps:
[( 904 - 660 ) ÷ 660] x 100 = 36.97%
Formula
Percentage change = [(904 - 660) / 660] x 100
Subtract the new number by the original number
904 - 660 = 244
244 ÷ 660 = 0.3696969696969697
0.3696969696969697 x 100 = 36.97%