-99.49% is the change from 394 to 2
Calculation steps:
[( 2 - 394 ) ÷ 394] x 100 = -99.49%
Formula
Percentage change = [(2 - 394) / 394] x 100
Subtract the new number by the original number
2 - 394 = -392
-392 ÷ 394 = -0.9949238578680203
-0.9949238578680203 x 100 = -99.49%