56.04% is the change from 439 to 685
Calculation steps:
[( 685 - 439 ) ÷ 439] x 100 = 56.04%
Formula
Percentage change = [(685 - 439) / 439] x 100
Subtract the new number by the original number
685 - 439 = 246
246 ÷ 439 = 0.5603644646924829
0.5603644646924829 x 100 = 56.04%