-0.25% is the change from 404 to 403
Calculation steps:
[( 403 - 404 ) ÷ 404] x 100 = -0.25%
Formula
Percentage change = [(403 - 404) / 404] x 100
Subtract the new number by the original number
403 - 404 = -1
-1 ÷ 404 = -0.0024752475247524753
-0.0024752475247524753 x 100 = -0.25%