33.12% is the change from 317 to 422
Calculation steps:
[( 422 - 317 ) ÷ 317] x 100 = 33.12%
Formula
Percentage change = [(422 - 317) / 317] x 100
Subtract the new number by the original number
422 - 317 = 105
105 ÷ 317 = 0.3312302839116719
0.3312302839116719 x 100 = 33.12%