10.07% is the change from 457 to 503
Calculation steps:
[( 503 - 457 ) ÷ 457] x 100 = 10.07%
Formula
Percentage change = [(503 - 457) / 457] x 100
Subtract the new number by the original number
503 - 457 = 46
46 ÷ 457 = 0.10065645514223195
0.10065645514223195 x 100 = 10.07%