380.58% is the change from 139 to 668
Calculation steps:
[( 668 - 139 ) ÷ 139] x 100 = 380.58%
Formula
Percentage change = [(668 - 139) / 139] x 100
Subtract the new number by the original number
668 - 139 = 529
529 ÷ 139 = 3.805755395683453
3.805755395683453 x 100 = 380.58%