39.34% is the change from 361 to 503
Calculation steps:
[( 503 - 361 ) ÷ 361] x 100 = 39.34%
Formula
Percentage change = [(503 - 361) / 361] x 100
Subtract the new number by the original number
503 - 361 = 142
142 ÷ 361 = 0.39335180055401664
0.39335180055401664 x 100 = 39.34%