38.66% is the change from 657 to 911
Calculation steps:
[( 911 - 657 ) ÷ 657] x 100 = 38.66%
Formula
Percentage change = [(911 - 657) / 657] x 100
Subtract the new number by the original number
911 - 657 = 254
254 ÷ 657 = 0.3866057838660578
0.3866057838660578 x 100 = 38.66%