33.85% is the change from 322 to 431
Calculation steps:
[( 431 - 322 ) ÷ 322] x 100 = 33.85%
Formula
Percentage change = [(431 - 322) / 322] x 100
Subtract the new number by the original number
431 - 322 = 109
109 ÷ 322 = 0.3385093167701863
0.3385093167701863 x 100 = 33.85%