39.48% is the change from 656 to 915
Calculation steps:
[( 915 - 656 ) ÷ 656] x 100 = 39.48%
Formula
Percentage change = [(915 - 656) / 656] x 100
Subtract the new number by the original number
915 - 656 = 259
259 ÷ 656 = 0.3948170731707317
0.3948170731707317 x 100 = 39.48%