14.26% is the change from 505 to 577
Calculation steps:
[( 577 - 505 ) ÷ 505] x 100 = 14.26%
Formula
Percentage change = [(577 - 505) / 505] x 100
Subtract the new number by the original number
577 - 505 = 72
72 ÷ 505 = 0.14257425742574256
0.14257425742574256 x 100 = 14.26%