521.58% is the change from 139 to 864
Calculation steps:
[( 864 - 139 ) ÷ 139] x 100 = 521.58%
Formula
Percentage change = [(864 - 139) / 139] x 100
Subtract the new number by the original number
864 - 139 = 725
725 ÷ 139 = 5.215827338129497
5.215827338129497 x 100 = 521.58%