-2.54% is the change from 394 to 384
Calculation steps:
[( 384 - 394 ) ÷ 394] x 100 = -2.54%
Formula
Percentage change = [(384 - 394) / 394] x 100
Subtract the new number by the original number
384 - 394 = -10
-10 ÷ 394 = -0.025380710659898477
-0.025380710659898477 x 100 = -2.54%