41.3% is the change from 431 to 609
Calculation steps:
[( 609 - 431 ) ÷ 431] x 100 = 41.3%
Formula
Percentage change = [(609 - 431) / 431] x 100
Subtract the new number by the original number
609 - 431 = 178
178 ÷ 431 = 0.41299303944315546
0.41299303944315546 x 100 = 41.3%