-28.54% is the change from 438 to 313
Calculation steps:
[( 313 - 438 ) ÷ 438] x 100 = -28.54%
Formula
Percentage change = [(313 - 438) / 438] x 100
Subtract the new number by the original number
313 - 438 = -125
-125 ÷ 438 = -0.2853881278538813
-0.2853881278538813 x 100 = -28.54%