31.32% is the change from 431 to 566
Calculation steps:
[( 566 - 431 ) ÷ 431] x 100 = 31.32%
Formula
Percentage change = [(566 - 431) / 431] x 100
Subtract the new number by the original number
566 - 431 = 135
135 ÷ 431 = 0.31322505800464034
0.31322505800464034 x 100 = 31.32%