114.49% is the change from 421 to 903
Calculation steps:
[( 903 - 421 ) ÷ 421] x 100 = 114.49%
Formula
Percentage change = [(903 - 421) / 421] x 100
Subtract the new number by the original number
903 - 421 = 482
482 ÷ 421 = 1.144893111638955
1.144893111638955 x 100 = 114.49%