19.96% is the change from 481 to 577
Calculation steps:
[( 577 - 481 ) ÷ 481] x 100 = 19.96%
Formula
Percentage change = [(577 - 481) / 481] x 100
Subtract the new number by the original number
577 - 481 = 96
96 ÷ 481 = 0.1995841995841996
0.1995841995841996 x 100 = 19.96%