-69.33% is the change from 401 to 123
Calculation steps:
[( 123 - 401 ) ÷ 401] x 100 = -69.33%
Formula
Percentage change = [(123 - 401) / 401] x 100
Subtract the new number by the original number
123 - 401 = -278
-278 ÷ 401 = -0.6932668329177057
-0.6932668329177057 x 100 = -69.33%