-20.4% is the change from 446 to 355
Calculation steps:
[( 355 - 446 ) ÷ 446] x 100 = -20.4%
Formula
Percentage change = [(355 - 446) / 446] x 100
Subtract the new number by the original number
355 - 446 = -91
-91 ÷ 446 = -0.2040358744394619
-0.2040358744394619 x 100 = -20.4%