-39.34% is the change from 394 to 239
Calculation steps:
[( 239 - 394 ) ÷ 394] x 100 = -39.34%
Formula
Percentage change = [(239 - 394) / 394] x 100
Subtract the new number by the original number
239 - 394 = -155
-155 ÷ 394 = -0.3934010152284264
-0.3934010152284264 x 100 = -39.34%