-47.72% is the change from 394 to 206
Calculation steps:
[( 206 - 394 ) ÷ 394] x 100 = -47.72%
Formula
Percentage change = [(206 - 394) / 394] x 100
Subtract the new number by the original number
206 - 394 = -188
-188 ÷ 394 = -0.47715736040609136
-0.47715736040609136 x 100 = -47.72%