3.8% is the change from 474 to 492
Calculation steps:
[( 492 - 474 ) ÷ 474] x 100 = 3.8%
Formula
Percentage change = [(492 - 474) / 474] x 100
Subtract the new number by the original number
492 - 474 = 18
18 ÷ 474 = 0.0379746835443038
0.0379746835443038 x 100 = 3.8%