-28.64% is the change from 433 to 309
Calculation steps:
[( 309 - 433 ) ÷ 433] x 100 = -28.64%
Formula
Percentage change = [(309 - 433) / 433] x 100
Subtract the new number by the original number
309 - 433 = -124
-124 ÷ 433 = -0.2863741339491917
-0.2863741339491917 x 100 = -28.64%