309.35% is the change from 139 to 569
Calculation steps:
[( 569 - 139 ) ÷ 139] x 100 = 309.35%
Formula
Percentage change = [(569 - 139) / 139] x 100
Subtract the new number by the original number
569 - 139 = 430
430 ÷ 139 = 3.093525179856115
3.093525179856115 x 100 = 309.35%