-19.15% is the change from 355 to 287
Calculation steps:
[( 287 - 355 ) ÷ 355] x 100 = -19.15%
Formula
Percentage change = [(287 - 355) / 355] x 100
Subtract the new number by the original number
287 - 355 = -68
-68 ÷ 355 = -0.19154929577464788
-0.19154929577464788 x 100 = -19.15%