-6.4% is the change from 422 to 395
Calculation steps:
[( 395 - 422 ) ÷ 422] x 100 = -6.4%
Formula
Percentage change = [(395 - 422) / 422] x 100
Subtract the new number by the original number
395 - 422 = -27
-27 ÷ 422 = -0.06398104265402843
-0.06398104265402843 x 100 = -6.4%