40.28% is the change from 648 to 909
Calculation steps:
[( 909 - 648 ) ÷ 648] x 100 = 40.28%
Formula
Percentage change = [(909 - 648) / 648] x 100
Subtract the new number by the original number
909 - 648 = 261
261 ÷ 648 = 0.4027777777777778
0.4027777777777778 x 100 = 40.28%