4.57% is the change from 481 to 503
Calculation steps:
[( 503 - 481 ) ÷ 481] x 100 = 4.57%
Formula
Percentage change = [(503 - 481) / 481] x 100
Subtract the new number by the original number
503 - 481 = 22
22 ÷ 481 = 0.04573804573804574
0.04573804573804574 x 100 = 4.57%