38.08% is the change from 428 to 591
Calculation steps:
[( 591 - 428 ) ÷ 428] x 100 = 38.08%
Formula
Percentage change = [(591 - 428) / 428] x 100
Subtract the new number by the original number
591 - 428 = 163
163 ÷ 428 = 0.3808411214953271
0.3808411214953271 x 100 = 38.08%