55.91% is the change from 440 to 686
Calculation steps:
[( 686 - 440 ) ÷ 440] x 100 = 55.91%
Formula
Percentage change = [(686 - 440) / 440] x 100
Subtract the new number by the original number
686 - 440 = 246
246 ÷ 440 = 0.5590909090909091
0.5590909090909091 x 100 = 55.91%