20.92% is the change from 392 to 474
Calculation steps:
[( 474 - 392 ) ÷ 392] x 100 = 20.92%
Formula
Percentage change = [(474 - 392) / 392] x 100
Subtract the new number by the original number
474 - 392 = 82
82 ÷ 392 = 0.20918367346938777
0.20918367346938777 x 100 = 20.92%