17.7% is the change from 418 to 492
Calculation steps:
[( 492 - 418 ) ÷ 418] x 100 = 17.7%
Formula
Percentage change = [(492 - 418) / 418] x 100
Subtract the new number by the original number
492 - 418 = 74
74 ÷ 418 = 0.17703349282296652
0.17703349282296652 x 100 = 17.7%