438.83% is the change from 103 to 555
Calculation steps:
[( 555 - 103 ) ÷ 103] x 100 = 438.83%
Formula
Percentage change = [(555 - 103) / 103] x 100
Subtract the new number by the original number
555 - 103 = 452
452 ÷ 103 = 4.388349514563107
4.388349514563107 x 100 = 438.83%