-99.75% is the change from 395 to 1
Calculation steps:
[( 1 - 395 ) ÷ 395] x 100 = -99.75%
Formula
Percentage change = [(1 - 395) / 395] x 100
Subtract the new number by the original number
1 - 395 = -394
-394 ÷ 395 = -0.9974683544303797
-0.9974683544303797 x 100 = -99.75%