-91.63% is the change from 406 to 34
Calculation steps:
[( 34 - 406 ) ÷ 406] x 100 = -91.63%
Formula
Percentage change = [(34 - 406) / 406] x 100
Subtract the new number by the original number
34 - 406 = -372
-372 ÷ 406 = -0.916256157635468
-0.916256157635468 x 100 = -91.63%