-40.52% is the change from 427 to 254
Calculation steps:
[( 254 - 427 ) ÷ 427] x 100 = -40.52%
Formula
Percentage change = [(254 - 427) / 427] x 100
Subtract the new number by the original number
254 - 427 = -173
-173 ÷ 427 = -0.405152224824356
-0.405152224824356 x 100 = -40.52%