-42.4% is the change from 408 to 235
Calculation steps:
[( 235 - 408 ) ÷ 408] x 100 = -42.4%
Formula
Percentage change = [(235 - 408) / 408] x 100
Subtract the new number by the original number
235 - 408 = -173
-173 ÷ 408 = -0.42401960784313725
-0.42401960784313725 x 100 = -42.4%