38.19% is the change from 364 to 503
Calculation steps:
[( 503 - 364 ) ÷ 364] x 100 = 38.19%
Formula
Percentage change = [(503 - 364) / 364] x 100
Subtract the new number by the original number
503 - 364 = 139
139 ÷ 364 = 0.38186813186813184
0.38186813186813184 x 100 = 38.19%