-74.37% is the change from 398 to 102
Calculation steps:
[( 102 - 398 ) ÷ 398] x 100 = -74.37%
Formula
Percentage change = [(102 - 398) / 398] x 100
Subtract the new number by the original number
102 - 398 = -296
-296 ÷ 398 = -0.7437185929648241
-0.7437185929648241 x 100 = -74.37%