154.12% is the change from 255 to 648
Calculation steps:
[( 648 - 255 ) ÷ 255] x 100 = 154.12%
Formula
Percentage change = [(648 - 255) / 255] x 100
Subtract the new number by the original number
648 - 255 = 393
393 ÷ 255 = 1.5411764705882354
1.5411764705882354 x 100 = 154.12%