-64.32% is the change from 398 to 142
Calculation steps:
[( 142 - 398 ) ÷ 398] x 100 = -64.32%
Formula
Percentage change = [(142 - 398) / 398] x 100
Subtract the new number by the original number
142 - 398 = -256
-256 ÷ 398 = -0.6432160804020101
-0.6432160804020101 x 100 = -64.32%