53.06% is the change from 490 to 750
Calculation steps:
[( 750 - 490 ) ÷ 490] x 100 = 53.06%
Formula
Percentage change = [(750 - 490) / 490] x 100
Subtract the new number by the original number
750 - 490 = 260
260 ÷ 490 = 0.5306122448979592
0.5306122448979592 x 100 = 53.06%