307.19% is the change from 139 to 566
Calculation steps:
[( 566 - 139 ) ÷ 139] x 100 = 307.19%
Formula
Percentage change = [(566 - 139) / 139] x 100
Subtract the new number by the original number
566 - 139 = 427
427 ÷ 139 = 3.0719424460431655
3.0719424460431655 x 100 = 307.19%