397.12% is the change from 139 to 691
Calculation steps:
[( 691 - 139 ) ÷ 139] x 100 = 397.12%
Formula
Percentage change = [(691 - 139) / 139] x 100
Subtract the new number by the original number
691 - 139 = 552
552 ÷ 139 = 3.971223021582734
3.971223021582734 x 100 = 397.12%