-93.35% is the change from 406 to 27
Calculation steps:
[( 27 - 406 ) ÷ 406] x 100 = -93.35%
Formula
Percentage change = [(27 - 406) / 406] x 100
Subtract the new number by the original number
27 - 406 = -379
-379 ÷ 406 = -0.9334975369458128
-0.9334975369458128 x 100 = -93.35%