38.39% is the change from 422 to 584
Calculation steps:
[( 584 - 422 ) ÷ 422] x 100 = 38.39%
Formula
Percentage change = [(584 - 422) / 422] x 100
Subtract the new number by the original number
584 - 422 = 162
162 ÷ 422 = 0.38388625592417064
0.38388625592417064 x 100 = 38.39%