23.49% is the change from 430 to 531
Calculation steps:
[( 531 - 430 ) ÷ 430] x 100 = 23.49%
Formula
Percentage change = [(531 - 430) / 430] x 100
Subtract the new number by the original number
531 - 430 = 101
101 ÷ 430 = 0.23488372093023255
0.23488372093023255 x 100 = 23.49%