350% is the change from 124 to 558
Calculation steps:
[( 558 - 124 ) ÷ 124] x 100 = 350%
Formula
Percentage change = [(558 - 124) / 124] x 100
Subtract the new number by the original number
558 - 124 = 434
434 ÷ 124 = 3.5
3.5 x 100 = 350%
Example