33.02% is the change from 324 to 431
Calculation steps:
[( 431 - 324 ) ÷ 324] x 100 = 33.02%
Formula
Percentage change = [(431 - 324) / 324] x 100
Subtract the new number by the original number
431 - 324 = 107
107 ÷ 324 = 0.33024691358024694
0.33024691358024694 x 100 = 33.02%