18.96% is the change from 480 to 571
Calculation steps:
[( 571 - 480 ) ÷ 480] x 100 = 18.96%
Formula
Percentage change = [(571 - 480) / 480] x 100
Subtract the new number by the original number
571 - 480 = 91
91 ÷ 480 = 0.18958333333333333
0.18958333333333333 x 100 = 18.96%