39.23% is the change from 311 to 433
Calculation steps:
[( 433 - 311 ) ÷ 311] x 100 = 39.23%
Formula
Percentage change = [(433 - 311) / 311] x 100
Subtract the new number by the original number
433 - 311 = 122
122 ÷ 311 = 0.39228295819935693
0.39228295819935693 x 100 = 39.23%