45.13% is the change from 503 to 730
Calculation steps:
[( 730 - 503 ) ÷ 503] x 100 = 45.13%
Formula
Percentage change = [(730 - 503) / 503] x 100
Subtract the new number by the original number
730 - 503 = 227
227 ÷ 503 = 0.45129224652087474
0.45129224652087474 x 100 = 45.13%