30.86% is the change from 431 to 564
Calculation steps:
[( 564 - 431 ) ÷ 431] x 100 = 30.86%
Formula
Percentage change = [(564 - 431) / 431] x 100
Subtract the new number by the original number
564 - 431 = 133
133 ÷ 431 = 0.308584686774942
0.308584686774942 x 100 = 30.86%