267.63% is the change from 139 to 511
Calculation steps:
[( 511 - 139 ) ÷ 139] x 100 = 267.63%
Formula
Percentage change = [(511 - 139) / 139] x 100
Subtract the new number by the original number
511 - 139 = 372
372 ÷ 139 = 2.676258992805755
2.676258992805755 x 100 = 267.63%