-28.54% is the change from 431 to 308
Calculation steps:
[( 308 - 431 ) ÷ 431] x 100 = -28.54%
Formula
Percentage change = [(308 - 431) / 431] x 100
Subtract the new number by the original number
308 - 431 = -123
-123 ÷ 431 = -0.2853828306264501
-0.2853828306264501 x 100 = -28.54%