19.8% is the change from 394 to 472
Calculation steps:
[( 472 - 394 ) ÷ 394] x 100 = 19.8%
Formula
Percentage change = [(472 - 394) / 394] x 100
Subtract the new number by the original number
472 - 394 = 78
78 ÷ 394 = 0.19796954314720813
0.19796954314720813 x 100 = 19.8%