55.81% is the change from 439 to 684
Calculation steps:
[( 684 - 439 ) ÷ 439] x 100 = 55.81%
Formula
Percentage change = [(684 - 439) / 439] x 100
Subtract the new number by the original number
684 - 439 = 245
245 ÷ 439 = 0.5580865603644647
0.5580865603644647 x 100 = 55.81%