357.27% is the change from 110 to 503
Calculation steps:
[( 503 - 110 ) ÷ 110] x 100 = 357.27%
Formula
Percentage change = [(503 - 110) / 110] x 100
Subtract the new number by the original number
503 - 110 = 393
393 ÷ 110 = 3.5727272727272728
3.5727272727272728 x 100 = 357.27%