-4.27% is the change from 422 to 404
Calculation steps:
[( 404 - 422 ) ÷ 422] x 100 = -4.27%
Formula
Percentage change = [(404 - 422) / 422] x 100
Subtract the new number by the original number
404 - 422 = -18
-18 ÷ 422 = -0.04265402843601896
-0.04265402843601896 x 100 = -4.27%