45.65% is the change from 620 to 903
Calculation steps:
[( 903 - 620 ) ÷ 620] x 100 = 45.65%
Formula
Percentage change = [(903 - 620) / 620] x 100
Subtract the new number by the original number
903 - 620 = 283
283 ÷ 620 = 0.45645161290322583
0.45645161290322583 x 100 = 45.65%