29.91% is the change from 438 to 569
Calculation steps:
[( 569 - 438 ) ÷ 438] x 100 = 29.91%
Formula
Percentage change = [(569 - 438) / 438] x 100
Subtract the new number by the original number
569 - 438 = 131
131 ÷ 438 = 0.2990867579908676
0.2990867579908676 x 100 = 29.91%