-79.91% is the change from 438 to 88
Calculation steps:
[( 88 - 438 ) ÷ 438] x 100 = -79.91%
Formula
Percentage change = [(88 - 438) / 438] x 100
Subtract the new number by the original number
88 - 438 = -350
-350 ÷ 438 = -0.7990867579908676
-0.7990867579908676 x 100 = -79.91%