-11.53% is the change from 399 to 353
Calculation steps:
[( 353 - 399 ) ÷ 399] x 100 = -11.53%
Formula
Percentage change = [(353 - 399) / 399] x 100
Subtract the new number by the original number
353 - 399 = -46
-46 ÷ 399 = -0.11528822055137844
-0.11528822055137844 x 100 = -11.53%