406.25% is the change from 128 to 648
Calculation steps:
[( 648 - 128 ) ÷ 128] x 100 = 406.25%
Formula
Percentage change = [(648 - 128) / 128] x 100
Subtract the new number by the original number
648 - 128 = 520
520 ÷ 128 = 4.0625
4.0625 x 100 = 406.25%