50.82% is the change from 490 to 739
Calculation steps:
[( 739 - 490 ) ÷ 490] x 100 = 50.82%
Formula
Percentage change = [(739 - 490) / 490] x 100
Subtract the new number by the original number
739 - 490 = 249
249 ÷ 490 = 0.5081632653061224
0.5081632653061224 x 100 = 50.82%