39400% is the change from 1 to 395
Calculation steps:
[( 395 - 1 ) ÷ 1] x 100 = 39400%
Formula
Percentage change = [(395 - 1) / 1] x 100
Subtract the new number by the original number
395 - 1 = 394
394 ÷ 1 = 394
394 x 100 = 39400%
Example