30.36% is the change from 415 to 541
Calculation steps:
[( 541 - 415 ) ÷ 415] x 100 = 30.36%
Formula
Percentage change = [(541 - 415) / 415] x 100
Subtract the new number by the original number
541 - 415 = 126
126 ÷ 415 = 0.3036144578313253
0.3036144578313253 x 100 = 30.36%