3.3% is the change from 394 to 407
Calculation steps:
[( 407 - 394 ) ÷ 394] x 100 = 3.3%
Formula
Percentage change = [(407 - 394) / 394] x 100
Subtract the new number by the original number
407 - 394 = 13
13 ÷ 394 = 0.03299492385786802
0.03299492385786802 x 100 = 3.3%