-13.35% is the change from 322 to 279
Calculation steps:
[( 279 - 322 ) ÷ 322] x 100 = -13.35%
Formula
Percentage change = [(279 - 322) / 322] x 100
Subtract the new number by the original number
279 - 322 = -43
-43 ÷ 322 = -0.13354037267080746
-0.13354037267080746 x 100 = -13.35%