333.59% is the change from 128 to 555
Calculation steps:
[( 555 - 128 ) ÷ 128] x 100 = 333.59%
Formula
Percentage change = [(555 - 128) / 128] x 100
Subtract the new number by the original number
555 - 128 = 427
427 ÷ 128 = 3.3359375
3.3359375 x 100 = 333.59%