23.2% is the change from 431 to 531
Calculation steps:
[( 531 - 431 ) ÷ 431] x 100 = 23.2%
Formula
Percentage change = [(531 - 431) / 431] x 100
Subtract the new number by the original number
531 - 431 = 100
100 ÷ 431 = 0.23201856148491878
0.23201856148491878 x 100 = 23.2%