38.09% is the change from 680 to 939
Calculation steps:
[( 939 - 680 ) ÷ 680] x 100 = 38.09%
Formula
Percentage change = [(939 - 680) / 680] x 100
Subtract the new number by the original number
939 - 680 = 259
259 ÷ 680 = 0.38088235294117645
0.38088235294117645 x 100 = 38.09%