38.25% is the change from 285 to 394
Calculation steps:
[( 394 - 285 ) ÷ 285] x 100 = 38.25%
Formula
Percentage change = [(394 - 285) / 285] x 100
Subtract the new number by the original number
394 - 285 = 109
109 ÷ 285 = 0.3824561403508772
0.3824561403508772 x 100 = 38.25%