-37.06% is the change from 394 to 248
Calculation steps:
[( 248 - 394 ) ÷ 394] x 100 = -37.06%
Formula
Percentage change = [(248 - 394) / 394] x 100
Subtract the new number by the original number
248 - 394 = -146
-146 ÷ 394 = -0.37055837563451777
-0.37055837563451777 x 100 = -37.06%