-9.24% is the change from 433 to 393
Calculation steps:
[( 393 - 433 ) ÷ 433] x 100 = -9.24%
Formula
Percentage change = [(393 - 433) / 433] x 100
Subtract the new number by the original number
393 - 433 = -40
-40 ÷ 433 = -0.09237875288683603
-0.09237875288683603 x 100 = -9.24%