8.84% is the change from 396 to 431
Calculation steps:
[( 431 - 396 ) ÷ 396] x 100 = 8.84%
Formula
Percentage change = [(431 - 396) / 396] x 100
Subtract the new number by the original number
431 - 396 = 35
35 ÷ 396 = 0.08838383838383838
0.08838383838383838 x 100 = 8.84%