39.18% is the change from 439 to 611
Calculation steps:
[( 611 - 439 ) ÷ 439] x 100 = 39.18%
Formula
Percentage change = [(611 - 439) / 439] x 100
Subtract the new number by the original number
611 - 439 = 172
172 ÷ 439 = 0.3917995444191344
0.3917995444191344 x 100 = 39.18%