-98.73% is the change from 394 to 5
Calculation steps:
[( 5 - 394 ) ÷ 394] x 100 = -98.73%
Formula
Percentage change = [(5 - 394) / 394] x 100
Subtract the new number by the original number
5 - 394 = -389
-389 ÷ 394 = -0.9873096446700508
-0.9873096446700508 x 100 = -98.73%