37.81% is the change from 365 to 503
Calculation steps:
[( 503 - 365 ) ÷ 365] x 100 = 37.81%
Formula
Percentage change = [(503 - 365) / 365] x 100
Subtract the new number by the original number
503 - 365 = 138
138 ÷ 365 = 0.3780821917808219
0.3780821917808219 x 100 = 37.81%