-95.14% is the change from 391 to 19
Calculation steps:
[( 19 - 391 ) ÷ 391] x 100 = -95.14%
Formula
Percentage change = [(19 - 391) / 391] x 100
Subtract the new number by the original number
19 - 391 = -372
-372 ÷ 391 = -0.9514066496163683
-0.9514066496163683 x 100 = -95.14%