-40.42% is the change from 673 to 401
Calculation steps:
[( 401 - 673 ) ÷ 673] x 100 = -40.42%
Formula
Percentage change = [(401 - 673) / 673] x 100
Subtract the new number by the original number
401 - 673 = -272
-272 ÷ 673 = -0.40416047548291234
-0.40416047548291234 x 100 = -40.42%