-10.9% is the change from 431 to 384
Calculation steps:
[( 384 - 431 ) ÷ 431] x 100 = -10.9%
Formula
Percentage change = [(384 - 431) / 431] x 100
Subtract the new number by the original number
384 - 431 = -47
-47 ÷ 431 = -0.10904872389791183
-0.10904872389791183 x 100 = -10.9%