-20.05% is the change from 404 to 323
Calculation steps:
[( 323 - 404 ) ÷ 404] x 100 = -20.05%
Formula
Percentage change = [(323 - 404) / 404] x 100
Subtract the new number by the original number
323 - 404 = -81
-81 ÷ 404 = -0.2004950495049505
-0.2004950495049505 x 100 = -20.05%