39.04% is the change from 415 to 577
Calculation steps:
[( 577 - 415 ) ÷ 415] x 100 = 39.04%
Formula
Percentage change = [(577 - 415) / 415] x 100
Subtract the new number by the original number
577 - 415 = 162
162 ÷ 415 = 0.39036144578313253
0.39036144578313253 x 100 = 39.04%