27.71% is the change from 415 to 530
Calculation steps:
[( 530 - 415 ) ÷ 415] x 100 = 27.71%
Formula
Percentage change = [(530 - 415) / 415] x 100
Subtract the new number by the original number
530 - 415 = 115
115 ÷ 415 = 0.27710843373493976
0.27710843373493976 x 100 = 27.71%