124.32% is the change from 403 to 904
Calculation steps:
[( 904 - 403 ) ÷ 403] x 100 = 124.32%
Formula
Percentage change = [(904 - 403) / 403] x 100
Subtract the new number by the original number
904 - 403 = 501
501 ÷ 403 = 1.2431761786600497
1.2431761786600497 x 100 = 124.32%