-13.79% is the change from 406 to 350
Calculation steps:
[( 350 - 406 ) ÷ 406] x 100 = -13.79%
Formula
Percentage change = [(350 - 406) / 406] x 100
Subtract the new number by the original number
350 - 406 = -56
-56 ÷ 406 = -0.13793103448275862
-0.13793103448275862 x 100 = -13.79%