251.8% is the change from 139 to 489
Calculation steps:
[( 489 - 139 ) ÷ 139] x 100 = 251.8%
Formula
Percentage change = [(489 - 139) / 139] x 100
Subtract the new number by the original number
489 - 139 = 350
350 ÷ 139 = 2.5179856115107913
2.5179856115107913 x 100 = 251.8%