423.3% is the change from 103 to 539
Calculation steps:
[( 539 - 103 ) ÷ 103] x 100 = 423.3%
Formula
Percentage change = [(539 - 103) / 103] x 100
Subtract the new number by the original number
539 - 103 = 436
436 ÷ 103 = 4.233009708737864
4.233009708737864 x 100 = 423.3%