18.75% is the change from 480 to 570
Calculation steps:
[( 570 - 480 ) ÷ 480] x 100 = 18.75%
Formula
Percentage change = [(570 - 480) / 480] x 100
Subtract the new number by the original number
570 - 480 = 90
90 ÷ 480 = 0.1875
0.1875 x 100 = 18.75%
Example