252.52% is the change from 139 to 490
Calculation steps:
[( 490 - 139 ) ÷ 139] x 100 = 252.52%
Formula
Percentage change = [(490 - 139) / 139] x 100
Subtract the new number by the original number
490 - 139 = 351
351 ÷ 139 = 2.5251798561151078
2.5251798561151078 x 100 = 252.52%