23.71% is the change from 388 to 480
Calculation steps:
[( 480 - 388 ) ÷ 388] x 100 = 23.71%
Formula
Percentage change = [(480 - 388) / 388] x 100
Subtract the new number by the original number
480 - 388 = 92
92 ÷ 388 = 0.23711340206185566
0.23711340206185566 x 100 = 23.71%