-73.96% is the change from 338 to 88
Calculation steps:
[( 88 - 338 ) ÷ 338] x 100 = -73.96%
Formula
Percentage change = [(88 - 338) / 338] x 100
Subtract the new number by the original number
88 - 338 = -250
-250 ÷ 338 = -0.7396449704142012
-0.7396449704142012 x 100 = -73.96%