24.62% is the change from 520 to 648
Calculation steps:
[( 648 - 520 ) ÷ 520] x 100 = 24.62%
Formula
Percentage change = [(648 - 520) / 520] x 100
Subtract the new number by the original number
648 - 520 = 128
128 ÷ 520 = 0.24615384615384617
0.24615384615384617 x 100 = 24.62%