40.59% is the change from 648 to 911
Calculation steps:
[( 911 - 648 ) ÷ 648] x 100 = 40.59%
Formula
Percentage change = [(911 - 648) / 648] x 100
Subtract the new number by the original number
911 - 648 = 263
263 ÷ 648 = 0.4058641975308642
0.4058641975308642 x 100 = 40.59%