103.6% is the change from 139 to 283
Calculation steps:
[( 283 - 139 ) ÷ 139] x 100 = 103.6%
Formula
Percentage change = [(283 - 139) / 139] x 100
Subtract the new number by the original number
283 - 139 = 144
144 ÷ 139 = 1.0359712230215827
1.0359712230215827 x 100 = 103.6%