50% is the change from 480 to 720
Calculation steps:
[( 720 - 480 ) ÷ 480] x 100 = 50%
Formula
Percentage change = [(720 - 480) / 480] x 100
Subtract the new number by the original number
720 - 480 = 240
240 ÷ 480 = 0.5
0.5 x 100 = 50%
Example