18.55% is the change from 415 to 492
Calculation steps:
[( 492 - 415 ) ÷ 415] x 100 = 18.55%
Formula
Percentage change = [(492 - 415) / 415] x 100
Subtract the new number by the original number
492 - 415 = 77
77 ÷ 415 = 0.1855421686746988
0.1855421686746988 x 100 = 18.55%