38.36% is the change from 657 to 909
Calculation steps:
[( 909 - 657 ) ÷ 657] x 100 = 38.36%
Formula
Percentage change = [(909 - 657) / 657] x 100
Subtract the new number by the original number
909 - 657 = 252
252 ÷ 657 = 0.3835616438356164
0.3835616438356164 x 100 = 38.36%