38.41% is the change from 427 to 591
Calculation steps:
[( 591 - 427 ) ÷ 427] x 100 = 38.41%
Formula
Percentage change = [(591 - 427) / 427] x 100
Subtract the new number by the original number
591 - 427 = 164
164 ÷ 427 = 0.3840749414519906
0.3840749414519906 x 100 = 38.41%