-23.33% is the change from 523 to 401
Calculation steps:
[( 401 - 523 ) ÷ 523] x 100 = -23.33%
Formula
Percentage change = [(401 - 523) / 523] x 100
Subtract the new number by the original number
401 - 523 = -122
-122 ÷ 523 = -0.2332695984703633
-0.2332695984703633 x 100 = -23.33%